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Mystus cavasius
Species: Mystus cavasius
Caption: M.cavasius (above) and M.seengtee (below).
Mystus cavasius
Species: Mystus cavasius
Caption: M.cavasius (above) and M.seengtee (below).
Mystus cavasius
Species: Mystus cavasius
Caption: M.cavasius (right) and M.seengtee (left).
Mystus seengtee
Species: Mystus seengtee
Caption: Madras
Mystus seengtee
Species: Mystus seengtee
Caption: Madras
Mystus vittatus
Species: Mystus vittatus
Caption: Madras
Osteogeneiosus militaris
Species: Osteogeneiosus militaris
Caption: Mahakam River, East Kalimantan, Indonesia
Amblyceps laticeps
Species: Amblyceps laticeps
Caption: Male
Liobagrus marginatus
Species: Liobagrus marginatus
Caption: Male
Bunocephalus coracoideus
Species: Bunocephalus coracoideus
Caption: Male
Bunocephalus coracoideus
Species: Bunocephalus coracoideus
Caption: Male
Platystacus cotylephorus
Species: Platystacus cotylephorus
Caption: Male
Platystacus cotylephorus
Species: Platystacus cotylephorus
Caption: Male
Ageneiosus polystictus
Species: Ageneiosus polystictus
Caption: Male
Auchenipterichthys coracoideus
Species: Auchenipterichthys coracoideus
Caption: Male
Centromochlus concolor
Species: Centromochlus concolor
Caption: Male
Centromochlus perugiae
Species: Centromochlus perugiae
Caption: Male
Centromochlus perugiae
Species: Centromochlus perugiae
Caption: Male
Entomocorus gameroi
Species: Entomocorus gameroi
Caption: Male
Entomocorus gameroi
Species: Entomocorus gameroi
Caption: Male
Entomocorus gameroi
Species: Entomocorus gameroi
Caption: Male
Entomocorus gameroi
Species: Entomocorus gameroi
Caption: Male
Tatia dunni
Species: Tatia dunni
Caption: Male
Tatia dunni
Species: Tatia dunni
Caption: Male
Tatia gyrina
Species: Tatia gyrina
Caption: Male
Tatia intermedia
Species: Tatia intermedia
Caption: Male
Tatia strigata
Species: Tatia strigata
Caption: Male
Tatia strigata
Species: Tatia strigata
Caption: male
Tetranematichthys quadrifilis
Species: Tetranematichthys quadrifilis
Caption: Male
Trachelyichthys exilis
Species: Trachelyichthys exilis
Caption: Male
Trachelyopterus fisheri
Species: Trachelyopterus fisheri
Caption: Male
Trachelyopterus fisheri
Species: Trachelyopterus fisheri
Caption: Male
Bagrichthys macracanthus
Species: Bagrichthys macracanthus
Caption: Male
Mystus carcio
Species: Mystus carcio
Caption: Male
Mystus vittatus
Species: Mystus vittatus
Caption: Male
Aspidoras depinnai
Species: Aspidoras depinnai
Caption: Male
Corydoras armatus
Species: Corydoras armatus
Caption: Male
Corydoras baderi
Species: Corydoras baderi
Caption: Male
Corydoras boesemani
Species: Corydoras boesemani
Caption: Male
Corydoras bondi
Species: Corydoras bondi
Caption: Male
Corydoras burgessi
Species: Corydoras burgessi
Caption: Male
Corydoras caudimaculatus
Species: Corydoras caudimaculatus
Caption: Male
Corydoras cf. undulatus
Species: Corydoras cf. undulatus
Caption: Male
Corydoras concolor
Species: Corydoras concolor
Caption: Male
Corydoras concolor
Species: Corydoras concolor
Caption: Male
Corydoras crypticus
Species: Corydoras crypticus
Caption: Male
Corydoras ehrhardti
Species: Corydoras ehrhardti
Caption: Male
Corydoras elegans
Species: Corydoras elegans
Caption: Male
Corydoras fowleri
Species: Corydoras fowleri
Caption: Male
Corydoras geryi
Species: Corydoras geryi
Caption: Male
Corydoras geryi
Species: Corydoras geryi
Caption: Male
Corydoras guapore
Species: Corydoras guapore
Caption: Male
Corydoras hastatus
Species: Corydoras hastatus
Caption: Male
Corydoras loretoensis
Species: Corydoras loretoensis
Caption: Male
Corydoras loxozonus
Species: Corydoras loxozonus
Caption: Male
Corydoras napoensis
Species: Corydoras napoensis
Caption: Male
Corydoras napoensis
Species: Corydoras napoensis
Caption: Male
Corydoras paleatus
Species: Corydoras paleatus
Caption: Male
Corydoras paleatus
Species: Corydoras paleatus
Caption: Male
Corydoras pantanalensis
Species: Corydoras pantanalensis
Caption: Male
Corydoras pantanalensis
Species: Corydoras pantanalensis
Caption: Male
Corydoras pinheiroi
Species: Corydoras pinheiroi
Caption: Male
Corydoras robustus
Species: Corydoras robustus
Caption: Male
Corydoras similis
Species: Corydoras similis
Caption: Male
Corydoras simulatus
Species: Corydoras simulatus
Caption: Male
Corydoras sp. (C048)
Species: Corydoras sp. (C048)
Caption: Male
Corydoras sp. (C054)
Species: Corydoras sp. (C054)
Caption: Male
Corydoras sp. (C089)
Species: Corydoras sp. (C089)
Caption: Male
Corydoras sp. (C123)
Species: Corydoras sp. (C123)
Caption: Male
Corydoras sp. (C141)
Species: Corydoras sp. (C141)
Caption: Male
Corydoras sp. (Cw008)
Species: Corydoras sp. (Cw008)
Caption: Male
Corydoras sp. (Cw018)
Species: Corydoras sp. (Cw018)
Caption: Male
Corydoras sp. (Cw044)
Species: Corydoras sp. (Cw044)
Caption: Male
Corydoras sp. (Cw048)
Species: Corydoras sp. (Cw048)
Caption: Male
Corydoras sp. (Cw064)
Species: Corydoras sp. (Cw064)
Caption: Male
Corydoras sp. (Cw069)
Species: Corydoras sp. (Cw069)
Caption: Male
Corydoras sp. (Cw110)
Species: Corydoras sp. (Cw110)
Caption: Male
Corydoras sp. (Cw111)
Species: Corydoras sp. (Cw111)
Caption: Male
Corydoras sp. (Cw124)
Species: Corydoras sp. (Cw124)
Caption: Male
Corydoras stenocephalus
Species: Corydoras stenocephalus
Caption: Male
Corydoras treitlii
Species: Corydoras treitlii
Caption: Male
Corydoras tukano
Species: Corydoras tukano
Caption: Male
Corydoras undulatus
Species: Corydoras undulatus
Caption: Male
Corydoras undulatus
Species: Corydoras undulatus
Caption: Male
Hoplosternum littorale
Species: Hoplosternum littorale
Caption: Male
Hoplosternum magdalenae
Species: Hoplosternum magdalenae
Caption: Male
Hoplosternum punctatum
Species: Hoplosternum punctatum
Caption: Male
Megalechis picta
Species: Megalechis picta
Caption: Male
Megalechis picta
Species: Megalechis picta
Caption: Male
Megalechis picta
Species: Megalechis picta
Caption: Male
Megalechis thoracata
Species: Megalechis thoracata
Caption: Male
Scleromystax barbatus
Species: Scleromystax barbatus
Caption: Male
Scleromystax barbatus
Species: Scleromystax barbatus
Caption: Male
Scleromystax kronei
Species: Scleromystax kronei
Caption: Male
Scleromystax kronei
Species: Scleromystax kronei
Caption: Male
Scleromystax kronei
Species: Scleromystax kronei
Caption: Male
Scleromystax lacerdai
Species: Scleromystax lacerdai
Caption: Male
Scleromystax lacerdai
Species: Scleromystax lacerdai
Caption: Male
Scleromystax macropterus
Species: Scleromystax macropterus
Caption: Male
Scleromystax macropterus
Species: Scleromystax macropterus
Caption: Male
Scleromystax prionotos
Species: Scleromystax prionotos
Caption: Male
Scleromystax sp. (C112)
Species: Scleromystax sp. (C112)
Caption: Male
Scleromystax sp. (C112)
Species: Scleromystax sp. (C112)
Caption: Male
Scleromystax sp. (Cw038)
Species: Scleromystax sp. (Cw038)
Caption: Male
Scleromystax sp. (Cw038)
Species: Scleromystax sp. (Cw038)
Caption: Male
Scleromystax sp. (Cw038)
Species: Scleromystax sp. (Cw038)
Caption: Male
Scleromystax sp. (Cw038)
Species: Scleromystax sp. (Cw038)
Caption: Male
Scleromystax sp. (Cw038)
Species: Scleromystax sp. (Cw038)
Caption: Male
Scleromystax sp. (Cw067)
Species: Scleromystax sp. (Cw067)
Caption: Male
Cetopsidium soniae
Species: Cetopsidium soniae
Caption: Male
Cetopsis orinoco
Species: Cetopsis orinoco
Caption: Male
Cetopsis orinoco
Species: Cetopsis orinoco
Caption: Male
Cetopsis sandrae
Species: Cetopsis sandrae
Caption: Male
Cetopsis umbrosa
Species: Cetopsis umbrosa
Caption: Male
Clarias batrachus
Species: Clarias batrachus
Caption: Male
Chrysichthys brachynema
Species: Chrysichthys brachynema
Caption: Male
Lophiobagrus brevispinis
Species: Lophiobagrus brevispinis
Caption: Male
Lophiobagrus brevispinis
Species: Lophiobagrus brevispinis
Caption: Male
Lophiobagrus brevispinis
Species: Lophiobagrus brevispinis
Caption: Male
Parauchenoglanis ngamensis
Species: Parauchenoglanis ngamensis
Caption: Male
Parauchenoglanis ngamensis
Species: Parauchenoglanis ngamensis
Caption: Male
Parauchenoglanis ngamensis
Species: Parauchenoglanis ngamensis
Caption: Male
Parauchenoglanis ngamensis
Species: Parauchenoglanis ngamensis
Caption: Male
Parauchenoglanis pantherinus
Species: Parauchenoglanis pantherinus
Caption: Male
Parauchenoglanis pantherinus
Species: Parauchenoglanis pantherinus
Caption: Male
Parauchenoglanis pantherinus
Species: Parauchenoglanis pantherinus
Caption: Male
Parauchenoglanis pantherinus
Species: Parauchenoglanis pantherinus
Caption: Male
Parauchenoglanis pantherinus
Species: Parauchenoglanis pantherinus
Caption: Male
Amblydoras nauticus
Species: Amblydoras nauticus
Caption: Male
Amblydoras nauticus
Species: Amblydoras nauticus
Caption: Male
Platydoras armatulus
Species: Platydoras armatulus
Caption: Male
Brachyrhamdia sp. (3)
Species: Brachyrhamdia sp. (3)
Caption: Male
Ancistrus cf. cirrhosus
Species: Ancistrus cf. cirrhosus
Caption: Male
Ancistrus cf. cirrhosus
Species: Ancistrus cf. cirrhosus
Caption: Male
Ancistrus cirrhosus
Species: Ancistrus cirrhosus
Caption: Male
Ancistrus claro
Species: Ancistrus claro
Caption: Male
Ancistrus claro
Species: Ancistrus claro
Caption: Male
Ancistrus falconensis
Species: Ancistrus falconensis
Caption: Male
Ancistrus maracasae
Species: Ancistrus maracasae
Caption: Male
Ancistrus ranunculus
Species: Ancistrus ranunculus
Caption: Male
Ancistrus sp. (4)
Species: Ancistrus sp. (4)
Caption: Male
Ancistrus sp. (5)
Species: Ancistrus sp. (5)
Caption: Male
Ancistrus sp. (L088)
Species: Ancistrus sp. (L088)
Caption: Male
Ancistrus sp. (L107)
Species: Ancistrus sp. (L107)
Caption: Male
Ancistrus sp. (L325)
Species: Ancistrus sp. (L325)
Caption: Male
Ancistrus sp. `RIO CHIRGUA`
Species: Ancistrus sp. `RIO CHIRGUA`
Caption: Male
Ancistrus sp. `RIO TOCANTINS`
Species: Ancistrus sp. `RIO TOCANTINS`
Caption: Male
Ancistrus stigmaticus
Species: Ancistrus stigmaticus
Caption: Male
Baryancistrus sp. (L142)
Species: Baryancistrus sp. (L142)
Caption: Male
Brochiloricaria chauliodon
Species: Brochiloricaria chauliodon
Caption: Male
Chaetostoma sp. (L455)
Species: Chaetostoma sp. (L455)
Caption: Male
Farlowella platorynchus
Species: Farlowella platorynchus
Caption: Male
Farlowella platorynchus
Species: Farlowella platorynchus
Caption: Male
Farlowella platorynchus
Species: Farlowella platorynchus
Caption: Male
Hemiancistrus sp. (L128)
Species: Hemiancistrus sp. (L128)
Caption: Male
Hemiancistrus sp. (L128)
Species: Hemiancistrus sp. (L128)
Caption: Male
Hemiancistrus sp. (L128)
Species: Hemiancistrus sp. (L128)
Caption: Male
Hemiancistrus sp. (L128)
Species: Hemiancistrus sp. (L128)
Caption: Male
Hemiancistrus sp. (L128)
Species: Hemiancistrus sp. (L128)
Caption: Male
Hemiancistrus subviridis
Species: Hemiancistrus subviridis
Caption: Male
Hemiloricaria eigenmanni
Species: Hemiloricaria eigenmanni
Caption: Male
Hemiloricaria fallax
Species: Hemiloricaria fallax
Caption: Male
Hemiloricaria lanceolata
Species: Hemiloricaria lanceolata
Caption: Male
Hemiloricaria lanceolata
Species: Hemiloricaria lanceolata
Caption: Male
Hemiloricaria melini
Species: Hemiloricaria melini
Caption: Male
Hemiloricaria sp. (1)
Species: Hemiloricaria sp. (1)
Caption: Male
Hemiloricaria sp. (1)
Species: Hemiloricaria sp. (1)
Caption: Male
Hemiloricaria sp. (1)
Species: Hemiloricaria sp. (1)
Caption: Male
Hemiloricaria sp. (L042)
Species: Hemiloricaria sp. (L042)
Caption: Male
Hemiloricaria sp. `BARCELOS`
Species: Hemiloricaria sp. `BARCELOS`
Caption: Male
Hisonotus aky
Species: Hisonotus aky
Caption: Male
Hypancistrus debilittera
Species: Hypancistrus debilittera
Caption: Male
Hypancistrus sp. (L004)
Species: Hypancistrus sp. (L004)
Caption: Male
Hypancistrus sp. (L066)
Species: Hypancistrus sp. (L066)
Caption: Male
Hypancistrus sp. (L066)
Species: Hypancistrus sp. (L066)
Caption: Male
Hypancistrus sp. (L070)
Species: Hypancistrus sp. (L070)
Caption: Male
Hypancistrus sp. (L173)
Species: Hypancistrus sp. (L173)
Caption: Male
Hypancistrus sp. (L173)
Species: Hypancistrus sp. (L173)
Caption: Male
Hypancistrus sp. (L173)
Species: Hypancistrus sp. (L173)
Caption: Male
Hypancistrus sp. (L236)
Species: Hypancistrus sp. (L236)
Caption: Male
Hypancistrus sp. (L260)
Species: Hypancistrus sp. (L260)
Caption: Male
Hypancistrus sp. (L316)
Species: Hypancistrus sp. (L316)
Caption: Male
Hypancistrus sp. (L316)
Species: Hypancistrus sp. (L316)
Caption: Male
Hypancistrus sp. (L316)
Species: Hypancistrus sp. (L316)
Caption: Male
Hypancistrus sp. (L333)
Species: Hypancistrus sp. (L333)
Caption: Male
Hypancistrus sp. (L333)
Species: Hypancistrus sp. (L333)
Caption: Male
Hypancistrus sp. (L471)
Species: Hypancistrus sp. (L471)
Caption: Male
Lamontichthys filamentosus
Species: Lamontichthys filamentosus
Caption: Male
Leporacanthicus cf. galaxias(l241)
Species: Leporacanthicus cf. galaxias(l241)
Caption: Male
Leporacanthicus cf. galaxias`venezuela`
Species: Leporacanthicus cf. galaxias`venezuela`
Caption: Male
Leporacanthicus triactis
Species: Leporacanthicus triactis
Caption: Male
Loricaria simillima
Species: Loricaria simillima
Caption: Male
Neoplecostomus microps
Species: Neoplecostomus microps
Caption: Male
Otocinclus cocama
Species: Otocinclus cocama
Caption: Male
Otocinclus flexilis
Species: Otocinclus flexilis
Caption: Male
Panaqolus albivermis
Species: Panaqolus albivermis
Caption: Male
Panaqolus albivermis
Species: Panaqolus albivermis
Caption: Male
Panaqolus changae
Species: Panaqolus changae
Caption: Male
Panaqolus maccus
Species: Panaqolus maccus
Caption: Male
Panaqolus sp. (L403)
Species: Panaqolus sp. (L403)
Caption: Male
Pareiorhaphis bahianus
Species: Pareiorhaphis bahianus
Caption: Male
Peckoltia braueri
Species: Peckoltia braueri
Caption: Male
Peckoltia compta
Species: Peckoltia compta
Caption: Male
Peckoltia lineola
Species: Peckoltia lineola
Caption: Male
Peckoltia lujani
Species: Peckoltia lujani
Caption: Male
Peckoltia sp. (L038)
Species: Peckoltia sp. (L038)
Caption: Male
Peckoltia sp. (L076)
Species: Peckoltia sp. (L076)
Caption: Male
Peckoltia sp. (L080)
Species: Peckoltia sp. (L080)
Caption: Male
Peckoltia sp. (L205)
Species: Peckoltia sp. (L205)
Caption: Male
Peckoltia sp. (L205)
Species: Peckoltia sp. (L205)
Caption: Male
Peckoltia sp. (L205)
Species: Peckoltia sp. (L205)
Caption: Male
Peckoltia sp. (L265)
Species: Peckoltia sp. (L265)
Caption: Male
Peckoltia sp. `RIO TOCANTINS`
Species: Peckoltia sp. `RIO TOCANTINS`
Caption: Male
Pseudacanthicus pitanga
Species: Pseudacanthicus pitanga
Caption: Male
Pseudacanthicus pitanga
Species: Pseudacanthicus pitanga
Caption: Male
Pseudacanthicus spinosus
Species: Pseudacanthicus spinosus
Caption: Male
Pterosturisoma microps
Species: Pterosturisoma microps
Caption: Male
Pterygoplichthys anisitsi
Species: Pterygoplichthys anisitsi
Caption: Male
Rineloricaria aff. latirostris
Species: Rineloricaria aff. latirostris
Caption: Male
Rineloricaria sp. (L010A)
Species: Rineloricaria sp. (L010A)
Caption: Male
Scobinancistrus aureatus
Species: Scobinancistrus aureatus
Caption: Male
Scobinancistrus sp. (L253)
Species: Scobinancistrus sp. (L253)
Caption: Male
Scobinancistrus sp. (L253)
Species: Scobinancistrus sp. (L253)
Caption: Male
Spatuloricaria caquetae
Species: Spatuloricaria caquetae
Caption: Male
Spectracanthicus zuanoni
Species: Spectracanthicus zuanoni
Caption: Male
Sturisoma aff. festivum
Species: Sturisoma aff. festivum
Caption: Male
Microsynodontis sp. (1)
Species: Microsynodontis sp. (1)
Caption: Male
Synodontis multipunctatus
Species: Synodontis multipunctatus
Caption: Male
Synodontis nigriventris
Species: Synodontis nigriventris
Caption: Male
Synodontis notatus
Species: Synodontis notatus
Caption: Male
Synodontis pleurops
Species: Synodontis pleurops
Caption: Male
Pseudopimelodus bufonius
Species: Pseudopimelodus bufonius
Caption: Male
Pareutropius buffei
Species: Pareutropius buffei
Caption: Male
Pareutropius buffei
Species: Pareutropius buffei
Caption: Male
Schilbe intermedius
Species: Schilbe intermedius
Caption: Male
Erethistes horai
Species: Erethistes horai
Caption: male
Hemiancistrus guahiborum
Species: Hemiancistrus guahiborum
Caption: Male & female, dorsal view
Loricaria simillima
Species: Loricaria simillima
Caption: Male 'sitting on' (lipbrooding) egg clutch
Hypancistrus sp. (L004)
Species: Hypancistrus sp. (L004)
Caption: Male (:L028)
Corydoras similis
Species: Corydoras similis
Caption: Male (below) with female laying eggs (in fins)
Centromochlus ferrarisi
Species: Centromochlus ferrarisi
Caption: Male (Dorsal view of holotype)
Scleromystax macropterus
Species: Scleromystax macropterus
Caption: Male (dorsal view)
Clarias batrachus
Species: Clarias batrachus
Caption: Male (foreground) and sub-dominant female
Centromochlus ferrarisi
Species: Centromochlus ferrarisi
Caption: Male (Holotype)
Panaqolus maccus
Species: Panaqolus maccus
Caption: Male (left) / female (right) differences
Corydoras griseus
Species: Corydoras griseus
Caption: Male (old)
Synodontis lucipinnis
Species: Synodontis lucipinnis
Caption: Male (on right) chasing gravid female
Baryancistrus beggini
Species: Baryancistrus beggini
Caption: Male (right) with Ancistrus sp.
Ancistrus formoso
Species: Ancistrus formoso
Caption: Male (same individual as right)1 year in captivity
Megalechis picta
Species: Megalechis picta
Caption: Male (showing near-touching coracoids)
Centromochlus ferrarisi
Species: Centromochlus ferrarisi
Caption: Male (Ventral view of holotype)
Hemiloricaria teffeana
Species: Hemiloricaria teffeana
Caption: Male - close-up of head
Scobinancistrus sp. (L253)
Species: Scobinancistrus sp. (L253)
Caption: Male - close-up of head
Chaetostoma formosae
Species: Chaetostoma formosae
Caption: Male - close-up of ventral view
Peckoltia sp. (L140)
Species: Peckoltia sp. (L140)
Caption: Male - dorsal view
Rineloricaria langei
Species: Rineloricaria langei
Caption: Male - dorsal view
Rineloricaria maacki
Species: Rineloricaria maacki
Caption: Male - dorsal view
Rineloricaria langei
Species: Rineloricaria langei
Caption: Male - lateral view
Rineloricaria maacki
Species: Rineloricaria maacki
Caption: Male - lateral view
Rineloricaria latirostris
Species: Rineloricaria latirostris
Caption: Male - orange colour morph
Chaetostoma formosae
Species: Chaetostoma formosae
Caption: Male - ventral view
Rineloricaria langei
Species: Rineloricaria langei
Caption: Male - ventral view
Rineloricaria maacki
Species: Rineloricaria maacki
Caption: Male - ventral view
Sturisomatichthys aureus
Species: Sturisomatichthys aureus
Caption: Male - ventral view
Ancistrus cf. cirrhosus
Species: Ancistrus cf. cirrhosus
Caption: Male - wild caught - possibly the original species or at least one of those involved?
Ancistrus cf. cirrhosus
Species: Ancistrus cf. cirrhosus
Caption: Male albino veiltail
Hypancistrus sp. (L501)
Species: Hypancistrus sp. (L501)
Caption: Male and eggs in spawning cave
Ancistrus claro
Species: Ancistrus claro
Caption: Male and female in cave laying eggs
Clarias batrachus
Species: Clarias batrachus
Caption: Male at its favourite place in front of a cave
Pseudacanthicus cf. leopardus
Species: Pseudacanthicus cf. leopardus
Caption: Male below, female above
Hoplosternum littorale
Species: Hoplosternum littorale
Caption: Male building nest
Pseudohemiodon sp. `MARBLED`
Species: Pseudohemiodon sp. `MARBLED`
Caption: Male carrying eggs
Pseudacanthicus pirarara
Species: Pseudacanthicus pirarara
Caption: Male close-up
Megalechis thoracata
Species: Megalechis thoracata
Caption: Male during spawning
Sturisomatichthys aureus
Species: Sturisomatichthys aureus
Caption: Male fanning eggs - lateral view
Pseudomystus siamensis
Species: Pseudomystus siamensis
Caption: Male genital papillae
Hypancistrus sp. (L174)
Species: Hypancistrus sp. (L174)
Caption: Male genital papillae
Synodontis waterloti
Species: Synodontis waterloti
Caption: Male genital papillae
Leporacanthicus cf. galaxias(l241)
Species: Leporacanthicus cf. galaxias(l241)
Caption: Male guarding cave
Leporacanthicus cf. galaxias(l241)
Species: Leporacanthicus cf. galaxias(l241)
Caption: Male guarding cave
Hypancistrus zebra
Species: Hypancistrus zebra
Caption: Male guarding egg clutch (right)
Ancistrus sp. (L107)
Species: Ancistrus sp. (L107)
Caption: Male guarding eggs
Dekeyseria brachyura
Species: Dekeyseria brachyura
Caption: Male guarding eggs
Hemiloricaria sp. (1)
Species: Hemiloricaria sp. (1)
Caption: Male guarding eggs
Hemiloricaria sp. (1)
Species: Hemiloricaria sp. (1)
Caption: Male guarding eggs
Hemiloricaria wolfei
Species: Hemiloricaria wolfei
Caption: Male guarding eggs
Hypancistrus zebra
Species: Hypancistrus zebra
Caption: Male guarding eggs
Leporacanthicus cf. galaxias`venezuela`
Species: Leporacanthicus cf. galaxias`venezuela`
Caption: Male guarding eggs
Panaqolus sp. (L169)
Species: Panaqolus sp. (L169)
Caption: Male guarding eggs
Peckoltia compta
Species: Peckoltia compta
Caption: Male guarding eggs
Peckoltia sp. (L205)
Species: Peckoltia sp. (L205)
Caption: Male guarding eggs
Pseudohemiodon aff. apithanos
Species: Pseudohemiodon aff. apithanos
Caption: Male guarding eggs
Pseudohemiodon lamina
Species: Pseudohemiodon lamina
Caption: Male guarding eggs
Pseudohemiodon lamina
Species: Pseudohemiodon lamina
Caption: Male guarding eggs
Rineloricaria sp. (L010A)
Species: Rineloricaria sp. (L010A)
Caption: Male guarding eggs
Sturisoma aff. festivum
Species: Sturisoma aff. festivum
Caption: Male guarding eggs
Ancistrus sp. `RIO CHIRGUA`
Species: Ancistrus sp. `RIO CHIRGUA`
Caption: Male guarding eggs in his spawning tube
Hypancistrus sp. (L066)
Species: Hypancistrus sp. (L066)
Caption: Male guarding eggs in pipe cave
Sturisoma aff. festivum
Species: Sturisoma aff. festivum
Caption: Male guarding eggs on aquarium glass
Clarias batrachus
Species: Clarias batrachus
Caption: Male guarding fry
Hypancistrus sp. (L260)
Species: Hypancistrus sp. (L260)
Caption: Male guarding fry
Panaqolus sp. (L169)
Species: Panaqolus sp. (L169)
Caption: Male guarding fry
Peckoltia vittata
Species: Peckoltia vittata
Caption: Male guarding fry
Noturus phaeus
Species: Noturus phaeus
Caption: Male guarding small yellow eggs
Farlowella vittata
Species: Farlowella vittata
Caption: Male illustrating odontodes on rostrum
Hypancistrus sp. (L260)
Species: Hypancistrus sp. (L260)
Caption: Male in breeding cave
Lophiobagrus brevispinis
Species: Lophiobagrus brevispinis
Caption: Male in breeding pipe
Peckoltia sabaji
Species: Peckoltia sabaji
Caption: Male in cave
Chaca chaca
Species: Chaca chaca
Caption: Male in cave with eggs
Hypancistrus lunaorum
Species: Hypancistrus lunaorum
Caption: Male in cave with fry
Ancistomus sp. (L147)
Species: Ancistomus sp. (L147)
Caption: Male in front of his spawning cave
Leporacanthicus triactis
Species: Leporacanthicus triactis
Caption: Male in his cave
Peckoltia sp. (L038)
Species: Peckoltia sp. (L038)
Caption: Male in spawning cave
Platydoras armatulus
Species: Platydoras armatulus
Caption: Male in spawning colour
Farlowella vittata
Species: Farlowella vittata
Caption: Male Lateral Profile
Peckoltia vittata
Species: Peckoltia vittata
Caption: Male on top clearly showing the body odontodes
Rineloricaria latirostris
Species: Rineloricaria latirostris
Caption: Male orange colour morph
Hypostomus roseopunctatus
Species: Hypostomus roseopunctatus
Caption: Male pectoral fin
Leporacanthicus cf. galaxias(l241)
Species: Leporacanthicus cf. galaxias(l241)
Caption: Male pectoral fin
Scobinancistrus sp. (L253)
Species: Scobinancistrus sp. (L253)
Caption: Male pectoral fin
Clarias batrachus
Species: Clarias batrachus
Caption: Male piebald
Hypancistrus sp. (L174)
Species: Hypancistrus sp. (L174)
Caption: Male positioned outside breeding cave
Hypancistrus zebra
Species: Hypancistrus zebra
Caption: Male scarred by fighting
Cetopsis coecutiens
Species: Cetopsis coecutiens
Caption: Male showing dorsal filament
Bagrichthys macracanthus
Species: Bagrichthys macracanthus
Caption: Male showing genital papillae
Bagrichthys macracanthus
Species: Bagrichthys macracanthus
Caption: Male showing genital papillae (white)
Bagrichthys macracanthus
Species: Bagrichthys macracanthus
Caption: Male showing genital papillae (white)
Peckoltia sp. (L080)
Species: Peckoltia sp. (L080)
Caption: Male showing odontodes
Hemiloricaria eigenmanni
Species: Hemiloricaria eigenmanni
Caption: Male sitting on green eggs
Dianema longibarbis
Species: Dianema longibarbis
Caption: Male tending bubblenest
Pseudacanthicus spinosus
Species: Pseudacanthicus spinosus
Caption: Male trapping female in cave
Peckoltia sp. (L080)
Species: Peckoltia sp. (L080)
Caption: Male vent
Megalodoras uranoscopus
Species: Megalodoras uranoscopus
Caption: Male ventral view
Hypancistrus sp. (L066)
Species: Hypancistrus sp. (L066)
Caption: Male with brood
Pseudohemiodon sp. `MARBLED`
Species: Pseudohemiodon sp. `MARBLED`
Caption: Male with brood
Ancistrus sp. (L486)
Species: Ancistrus sp. (L486)
Caption: Male with egg clutch
Ancistrus cf. cirrhosus
Species: Ancistrus cf. cirrhosus
Caption: Male with eggs
Ancistrus cf. cirrhosus
Species: Ancistrus cf. cirrhosus
Caption: Male with eggs
Ancistrus sp. (L393)
Species: Ancistrus sp. (L393)
Caption: Male with eggs
Hemiloricaria eigenmanni
Species: Hemiloricaria eigenmanni
Caption: Male with eggs
Hemiodontichthys acipenserinus
Species: Hemiodontichthys acipenserinus
Caption: Male with eggs
Hemiodontichthys acipenserinus
Species: Hemiodontichthys acipenserinus
Caption: Male with eggs
Hemiodontichthys acipenserinus
Species: Hemiodontichthys acipenserinus
Caption: Male with eggs
Hypancistrus sp. (L411)
Species: Hypancistrus sp. (L411)
Caption: Male with eggs
Loricaria sp. `RIO ATABAPO`
Species: Loricaria sp. `RIO ATABAPO`
Caption: Male with eggs
Panaqolus changae
Species: Panaqolus changae
Caption: Male with eggs
Pseudohemiodon aff. apithanos
Species: Pseudohemiodon aff. apithanos
Caption: Male with eggs
Pseudohemiodon sp. `MARBLED`
Species: Pseudohemiodon sp. `MARBLED`
Caption: Male with eggs
Pseudohemiodon sp. `PERU I`
Species: Pseudohemiodon sp. `PERU I`
Caption: Male with eggs
Rineloricaria sp. (L010A)
Species: Rineloricaria sp. (L010A)
Caption: Male with eggs
Rineloricaria sp. `URUGUAY`
Species: Rineloricaria sp. `URUGUAY`
Caption: Male with eggs
Sturisoma festivum
Species: Sturisoma festivum
Caption: Male with eggs
Sturisoma festivum
Species: Sturisoma festivum
Caption: Male with eggs
Pseudacanthicus pirarara
Species: Pseudacanthicus pirarara
Caption: Male with eggs in cave
Dekeyseria brachyura
Species: Dekeyseria brachyura
Caption: Male with eggs in square pipe
Hypancistrus sp. (L260)
Species: Hypancistrus sp. (L260)
Caption: Male with erect odontodes
Hypancistrus sp. (L260)
Species: Hypancistrus sp. (L260)
Caption: Male with fry in cave
Megalechis thoracata
Species: Megalechis thoracata
Caption: Male with offspring
Ancistrus sp. (L486)
Species: Ancistrus sp. (L486)
Caption: Male with two egg clutches
Tatia galaxias
Species: Tatia galaxias
Caption: Male's enlongated upper caudal fin lobe
Panaque sp. (L191)
Species: Panaque sp. (L191)
Caption: Male, 36 cm TL
Panaqolus sp. (L483)
Species: Panaqolus sp. (L483)
Caption: Male, caudal peduncle
Neoplecostomus microps
Species: Neoplecostomus microps
Caption: Male, close-up of epidermal growth on pelvic fin
Chaca chaca
Species: Chaca chaca
Caption: Male, close-up of face
Spatuloricaria sp. `RIO NANAY`
Species: Spatuloricaria sp. `RIO NANAY`
Caption: Male, close-up of head
Pseudolithoxus dumus
Species: Pseudolithoxus dumus
Caption: Male, close-up of pectoral fin
Neoplecostomus microps
Species: Neoplecostomus microps
Caption: Male, close-up of separate anal & urogenital pores
Hemiloricaria sp. `AMAZONIA`
Species: Hemiloricaria sp. `AMAZONIA`
Caption: Male, collected from the Comté River
Rineloricaria sp. `ARGENTINA`
Species: Rineloricaria sp. `ARGENTINA`
Caption: Male, Dorsal view
Dekeyseria picta
Species: Dekeyseria picta
Caption: Male, elongated pelvic fin beyond pelvic fin spine
Pseudolithoxus dumus
Species: Pseudolithoxus dumus
Caption: Male, genital papillae and longer ventral fin
Ageneiosus inermis
Species: Ageneiosus inermis
Caption: Male, Kurisevo River, Brazil
Tatia intermedia
Species: Tatia intermedia
Caption: Male, note enlarged upper caudal lobe
Corydoras sp. (C042)
Species: Corydoras sp. (C042)
Caption: Male, note the pectoral fin
Otocinclus flexilis
Species: Otocinclus flexilis
Caption: Male, showing anus and urogenital papilla
Hemiancistrus guahiborum
Species: Hemiancistrus guahiborum
Caption: Male, showing pectoral odontodes
Lamontichthys filamentosus
Species: Lamontichthys filamentosus
Caption: Male, showing pectoral spines
Rita kuturnee
Species: Rita kuturnee
Caption: Male, Tungabhadra River, Karnataka,India
Peckoltia sp. `RIO NEGRO II`
Species: Peckoltia sp. `RIO NEGRO II`
Caption: Male, ventral view
Corydoras robustus
Species: Corydoras robustus
Caption: Males
Ancistrus cf. cirrhosus
Species: Ancistrus cf. cirrhosus
Caption: Males
Corydoras sp. (C141)
Species: Corydoras sp. (C141)
Caption: Males (center) in breeding color
Synodontis nigromaculatus
Species: Synodontis nigromaculatus
Caption: Mambova Rapids about 30 min upstream from Kazungula, Zambia
Synodontis vanderwaali
Species: Synodontis vanderwaali
Caption: Mambova Rapids about 30 min upstream from Kazungula, Zambia
Synodontis vanderwaali
Species: Synodontis vanderwaali
Caption: Mambova Rapids about 30 min upstream from Kazungula, Zambia
Bunocephalus verrucosus
Species: Bunocephalus verrucosus
Caption: Manaus
Oxydoras niger
Species: Oxydoras niger
Caption: Manaus
Pseudoplatystoma reticulatum
Species: Pseudoplatystoma reticulatum
Caption: Manaus
Bunocephalus verrucosus
Species: Bunocephalus verrucosus
Caption: Manaus; Dorsal view
Erethistoides infuscatus
Species: Erethistoides infuscatus
Caption: Mansai River,West Bengal,India
Erethistoides infuscatus
Species: Erethistoides infuscatus
Caption: Mansai River,West Bengal,India
Erethistoides infuscatus
Species: Erethistoides infuscatus
Caption: Mansai River,West Bengal,India
Erethistoides infuscatus
Species: Erethistoides infuscatus
Caption: Mansai River,West Bengal,India
Erethistoides infuscatus
Species: Erethistoides infuscatus
Caption: Mansai River,West Bengal,India
Panaque suttonorum
Species: Panaque suttonorum
Caption: Maracaibo basin
Panaque suttonorum
Species: Panaque suttonorum
Caption: Maracaibo basin; Close-up of mouth
Panaque suttonorum
Species: Panaque suttonorum
Caption: Maracaibo basin; Close-up of odontodes
Panaque suttonorum
Species: Panaque suttonorum
Caption: Maracaibo basin; Frontal view
Ancistrus maracasae
Species: Ancistrus maracasae
Caption: Maracas river
Loricaria cataphracta
Species: Loricaria cataphracta
Caption: Maroni Basin
Loricaria cataphracta
Species: Loricaria cataphracta
Caption: Maroni Basin
Loricaria cataphracta
Species: Loricaria cataphracta
Caption: Maroni Basin
Guyanancistrus megastictus
Species: Guyanancistrus megastictus
Caption: Maroni R., Mitaraka Mtn., Alama Crk. (F. Melki)
Pseudancistrus barbatus
Species: Pseudancistrus barbatus
Caption: Maroni River
Corydoras schultzei
Species: Corydoras schultzei
Caption: Mating
Trachelyopterus fisheri
Species: Trachelyopterus fisheri
Caption: Mating behaviour
Synodontis caudalis
Species: Synodontis caudalis
Caption: Mature adult
Synodontis caudalis
Species: Synodontis caudalis
Caption: Mature adult
Sorubimichthys planiceps
Species: Sorubimichthys planiceps
Caption: Mature fish
Sorubimichthys planiceps
Species: Sorubimichthys planiceps
Caption: Mature fish in large home
Synodontis ansorgii
Species: Synodontis ansorgii
Caption: Mature-first dorsal ray nipped
Synodontis ansorgii
Species: Synodontis ansorgii
Caption: Mature-first dorsal ray nipped
Synodontis ansorgii
Species: Synodontis ansorgii
Caption: Mature-first dorsal ray nipped
Hemibagrus wyckioides
Species: Hemibagrus wyckioides
Caption: Mekong
Ictalurus punctatus
Species: Ictalurus punctatus
Caption: Memphis, Tennessee
Pseudolaguvia tuberculata
Species: Pseudolaguvia tuberculata
Caption: Microscopic close-up view of the adhesive apparatus showing hook like structures called
Pseudolaguvia tuberculata
Species: Pseudolaguvia tuberculata
Caption: Microscopic close-up view of the adhesive apparatus.
Glyptothorax telchitta
Species: Glyptothorax telchitta
Caption: Microscopic close-up view of tubercules on skin.
Glyptothorax chavomensis
Species: Glyptothorax chavomensis
Caption: Mid-dorsal neural spines
Zaireichthys monomotapa
Species: Zaireichthys monomotapa
Caption: Middle Zambezi, Revuboe R. (-16.1021, 33.6835)
Corydoras fowleri
Species: Corydoras fowleri
Caption: Milagros
Corydoras trilineatus
Species: Corydoras trilineatus
Caption: Missing an eye!
Hypancistrus sp. (L236)
Species: Hypancistrus sp. (L236)
Caption: Mixed rearing tank
Exostoma sawmteai
Species: Exostoma sawmteai
Caption: Mizoram, India
Microglanis variegatus
Species: Microglanis variegatus
Caption: Mocache river, province of Los Rios, Ecuador
Microglanis variegatus
Species: Microglanis variegatus
Caption: Mocache river, province of Los Rios, Ecuador
Microglanis variegatus
Species: Microglanis variegatus
Caption: Mocache river, province of Los Rios, Ecuador
Synodontis polli
Species: Synodontis polli
Caption: Moliro
Ancistrus ranunculus
Species: Ancistrus ranunculus
Caption: Month old juvenile
Clarias batrachus
Species: Clarias batrachus
Caption: Mottled Colour Form
Corydoras nijsseni
Species: Corydoras nijsseni
Caption: Mottled form
Clarias batrachus
Species: Clarias batrachus
Caption: Mottled or Piebald form
Phyllonemus typus
Species: Phyllonemus typus
Caption: Mouthbrooding parent
Mystus malabaricus
Species: Mystus malabaricus
Caption: Moyar River