Refers to the intense red colouration on the lower part of the body on males.

Agnèse, J.-F., L. Chirio, O. Legros, R. Oslisly & H.M. Bhé. 2018.

Unexpected Discovery of six new species of Aphyosemion (Cyprinodontiformes, Aplocheilidae) in the Wonga-Wongué Presidential Reserve in Gabon.

European Journal of Taxonomy, 471: 13, figs. 4E-H.

Males 4 cm, females smaller.

Chromaphyosemion

alpha

Populations

Bridge on the Niengé River.

Niengé & Alowé Rivers which flow eventually into the Ogooué River. Replaced to the northwest by A.aurantiacum.

Discovered in a small fast flowing river 3-5 metres wide near tributaries. Live in between tree roots & under dead leaves. Bottom sandy, no aquatic vegetation. Fish were found near tributariy streams but not in them.
Sympatric species - Undescribed Aphyosemion & Plataplochilus sp.

Lower part of body being bright orange/red. Area between eyes & tip of snout also bright orange/red.

Collected on 4th July 2014 by Laurent Chirio. He also collected on the upper Alowé River 4th March 2016.

Clean, clear water is required.