Threadfin cichlid (Petrochromis trewavasae trewavasae) fish species and information / pictures of Threadfin cichlid - Petrochromis trewavasae trewavasae

Threadfin cichlid (Petrochromis trewavasae trewavasae) fish species information

Scientific Name
Petrochromis trewavasae trewavasae

Common Name
Threadfin cichlid

Biology
Solitary adults usually found over rocks. Feed by scraping rock biocover (Ref. 6770). Females brood their young in the mouth (Ref. 86760).

Classification

Classified By

Poll, 1948

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Cichlids (Cichlidae)

Distribution

Region

Africa

Distribution

Africa: Endemic to the area around Cape Chipimbi and northward inside of Kapamba Bay in Lake Tanganyika.

Range

7°S - 9°S

Environment

Climate

Tropical

Water Temperature From

23 °C

Water Temperature To

25 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; ; pH range: 7.5 - 8.5; dH range: 10 - ? benthopelagic

Trophic Level

2.05 s.e. 0.12 Based on diet studies.

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

18.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Aquarium: commercial

Vulnerability

Low vulnerability (22 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

  Harmless

IUCN Red List Status