Melanotaenia mairasi

The female has a brown back, white belly and a dark stripe from eye to tail base.

The female has a brown back, white belly, dark stripe from eye to tail base, fine red lines between scale rows and orange scale edges. This is female colouring, not male.

Adult length

Up to 5.4 cm (standard length, without the tail fin)

Natural habitat

Inhabits rocky lake margins among aquatic plants and submerged Pandanus roots; adults also occupy dense vegetation in deeper water.