''Fundulopanchax sjostedti'', the blue gularis, golden pheasant gularis or red aphyosemion, is a species of
toothcarp
Cyprinodontiformes is an order of ray-finned fish, comprising mostly small, freshwater fish. Many popular aquarium fish, such as killifish and live-bearers, are included. They are closely related to the Atheriniformes and are occasionally ...
endemic to the Niger delta. It is only found in
Nigeria and
Cameroon.
It is named after the Swedish naturalist
Bror Yngve Sjöstedt (1866–1948) who collected the
type specimen close to a waterfall by the Ndian River, in the
Ndian department in
Cameroon's
Southwest Region.
Description
This species expresses
sexual dimorphism. The males are more colourful and larger than the females, expressing very attractive colours. They outsize all other members of their genus, attaining lengths of . It's a powerful and predatory species, feeding on invertebrates as well as small fish. However it's not the largest species of killifish; note for example the
Gulf killifish
The Gulf killifish (''Fundulus grandis'') is one of the largest members of the genus ''Fundulus''; it is capable of growing up to 7" in length, whereas the majority of other ''Fundulus'' reach a maximum length of 4". Therefore, ''F. grandis'' is ...
(''Fundulus grandis'') which can reach a maximum length of .
References
sjostedti
Fish described in 1895
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