Altolamprologus compressiceps
Altolamprologus compressiceps — Photo: By The original uploader was MidgleyDJ at English Wikipedia - Transferred from en.wikipedia to Commons., CC BY-SA 2.5, https://commons.wikimedia.org/w/index.php?curid=1884798
Freshwater, mid and lower regions of tank, can be aggressive
PH range: 6.5 – 7.5; dH range: 8-12. Tropical; 23°C - 25°C
Distribution Africa: Endemic to and widely distributed in Lake Tanganyika.
Size: To 12.5 cm
Diet: Worms, crustaceans, insects, will take flake and pellet foods, will eat smaller fish
http://www.seriouslyfish.com/species/altolamprologus-compressiceps/