Author: Lamboj & Snoeks, 2000
Comments: Inhabits the middle and lower parts of the river basins; collection sites are in regions with primary or secondary forests.  The water is clear with transparency of more than 100 cm, acidity approximately neutral  (pH 7-7.5) with low conductivity (50 µS) and temperatures 21-22°C.  The species lives syntopically with <i>Chromidotilapia mamonekenei</i>, which is more abundant than <i>D. albimarginatus</i> (Ref. 45129). Feeds on small particles (both animal- and plantbased), detritus and aufwuchs (Ref. 52307). Polygamous, ovophilic, female mouthbrooder (Ref. 81260). Possibly larvophilic (Ref. 52307).