/clariidae/clarias/macrocephalus/1.jpg "Clarias macrocephalus(1) - Click to enlarge")
 Cat-eLog Data Sheet | |
|---|---|
| Scientific Name | Clarias macrocephalus Günther, 1864 |
| Common Name(s) | Pla Duk |
| Type Locality | Thailand. |
| Pronunciation | klar ee ass |
| Etymology | Clarias: From the Greek chlaros, meaning lively; in reference to the ability of the fish to live for long periods out of water. |
| Species Information | |
| Size | 1000mm (39.4") SL. Find near, nearer or same sized spp. |
| Identification | Clarias species are characterized by having an elongated body; a soft rayed dorsal fin extending to, or nearly to, the caudal fin base; a soft rayed anal fin extending from just behind the anus to the caudal fin base; pectoral fins each with a serrated anterior bony spine; head depressed, covered largely by firmly sutured, surface sculptured bony plates forming a protective helmet; four pairs of flagellate barbels (nasals, maxillaries, inner and outer mandibulars); air breathing organs derived from the 2nd and 4th epibranchials within a superbranchial chamber. Distinguished from Southeast Asian congeners by an extremely short and rounded occipital process and by a very high dorsal fin. The combination of these characters are diagnostic for the species. Occipital process wide, broadly curved, with length 3-5 times in its width; distance between dorsal and occipital process 5-7 times in distance from tip of snout to end of occipital process |
| Habitat Information | |
| Distribution | Asia: Thailand to Viet Nam. Introduced to China, Malaysia, Guam and the Philippines. Thailand Waters (hover or click on these areas to show maps or find other species found there) Vietnam waters (hover or click on these areas to show maps or find other species found there) |
| Husbandry Information | |
| Feeding | Feeds on aquatic insects, young shrimps and small fishes. |
| Suggested Tankmates | Large cyprinids (silver sharks, tinfoil or spanner barbs for example) or Central American cichlids. |
| Breeding | Unreported. Spawns in small streams |
| Further Information | |
| References | Cat. Fishesv. 5 - pp18 |
| Registered Keepers | None.  Add this species to your "my cats" page. |
| Breeding Reports | None. |
| More Resources |
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| Hits | 4188 hits. |
| Last Update | 2006 Nov 11 06:16 (species record created: 2006 Nov 11 06:16) |
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