Habitat: Occurs
in most habitat types, but most frequent in large
muddy rivers, with slow current and soft bottom. Enters
flooded forest. Feeds on exogenous insects, aquatic
insect larvae, shrimps, other crustaceans and fishes.
Moves into flooded forests to spawn and the young
are usually first seen in August. In Tonlé
Sap (Cambodia), maximum numbers are found as it returns
to rivers in November and December. A highly priced
aquarium fish. Usually marketed fresh and is high
in nutritive values especially omega-3 fatty acids.
Aquarium Care: As with most of the
genus, H. nemerus can become a pretty nasty
character in your fish tanks and if housed with other
fish can be lethal. Cichlids such as the Pikes from
the Crenichla genus that can look after themselves
would be the best bet for other tankmates. I have
housed them with Synodontis and they can
make a lot of damage to their fins and can kill smaller
specimens by charging them midriff and causing internal
injuries. Not to be trusted with other fish. If kept
with other fish they will have to be able to look
after themselves. Diet:Whilst
this catfish is best described as a predator/carnivore
in its natural habitat feedings of fish, insects,
shrimps and other crustaceans, in captivity this catfish
will feed on mussels, prawns, pieces of fish, earthworms
and will even take prepared foods such as catfish
pellets. Etymology: The genus name
Hemibagrus:
Hemi- half; bagrus- from 'bagre',
a South American name for a catfish, but is only used
for African and Asian species. The
specific name nemurus: nema-,
thread; oura, tail, presumably referring to the thread-like
extension of upper caudal-fin lobe.
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