|Cat-eLog Data Sheet|
|Scientific Name||Hyalobagrus flavus Ng & Kottelat, 1998|
|Common Name||Shadow Catfish|
|Type Locality||Danau Arang Arang in the vicinity of Muara Kompeh, 1°37'32''S, 103°47'19''E, Jambi Province, Sumatra|
|Pronunciation||HI ya low BAG russ - FLAH vuss|
|Etymology||From the greek hyalos, meaning transparent, and bagrus, the name of a catfish genus frequently used to form generic names. The specific epithet comes from the Latin flavus, meaning yellow, in reference to the color in life.|
- CotM 2004 November
|Size||45mm or 1.8" SL. Find near, nearer or same sized spp.|
|Identification||The small size, translucent body and black stripe running the entire length of the body is distinctive of members of this genus.
Hyalobagrus flavus is the only species imported for the aquarium trade and is distinguished from congeners in having only half the anterior edge of the pectoral spine serrated.
|Sexing||Males are more slender and have an elongate genital papilla in front of the anal fin.
When gravid, the ripe ova of the females are greenish and can be seen through the translucent body wall.
|General Remarks||Normally found hiding under thick mats of floating grass in its natural habitat.|
|Distribution||Batang Hari drainage in Sumatra and Mentaya drainage in southern Borneo.
Pacific, Greater Sunda Island Rivers, Sumatra Waters, Batang Hari (click on these areas to find other species found there)
Pacific, Greater Sunda Island Rivers, Borneo Waters, Mentaya (click on these areas to find other species found there)
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|pH||5.0 - 6.2|
|Temperature||22.0-27.0°C or 71.6-80.6°F (Show species within this range)|
|Other Parameters||Little or no current preferred.|
|Feeding||Readily feeds on live/frozen foods and smaller-sized prepared foods such as micropellets, but shows a preference for the former.|
|Furniture||They do best with plenty of shade (in the form of vegetation), so a heavily planted tank is the ideal setup for these fish.|
|Compatibility||A peaceful, diurnal shoaling species that should be kept in groups of four or more individuals.
Because of their small size and delicate nature, it is best to keep them with less boisterous small or mid-sized fish such as harlequin rasboras (Trigonostigma heteromorpha) and kuhlii loaches (Pangio spp.).
|Breeding||Not reported although gravid females full of vivid green roe have been documented.|
|Breeding Reports||There is but a single breeding report, read it here.|
|References||Ichthyological Exploration of Freshwaters v. 9 (no. 4), pp 340, Fig. 6|
|Registered Keepers||Keeping this species? Why not .
There are 31 registered keepers, view all "my cats" data.
|Wishlists||Love this species? Click the heart to add it to your wish list.
There is but a single wish to keep this species, see who wants what.
|Spotters||Spotted this species somewhere? Click the binoculars!
There are 10 records of this fish being seen, view them all.
|More on Hyalobagrus flavus|
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|Last Update||2014 Mar 02 19:44 (species record created: 2001 Apr 17 00:00)|