Lake Afdera killifish (Aphanius stiassnyae) fish species and information / pictures of Lake Afdera killifish - Aphanius stiassnyae

Lake Afdera killifish (Aphanius stiassnyae) fish species information

Scientific Name
Aphanius stiassnyae

Common Name
Lake Afdera killifish

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 9; Anal spines: 0; Anal soft rays: 11; Vertebrae: 26. Lower jaw sharply upturned, nearly perpendicular to body axis; teeth conical rather than tricuspid as in all Lebias species except L. asquamatus; cephalic neuromast system open, not in closed canals as in the L. dispar and L. fasciatus groups; interarcual cartilage absent versus present in all congeners except L. asquamatus; pectoral fins obliquely set rather than horizontal as in all congeners; large size, approaching 9.1 cm TL versus maximum body size of 7.0 cm TL for congeners (Ref. 39284).

Classification

Classified By

Getahun & Lazara, 2001

Class

Ray-finned fishes (Actinopterygii)

Order

Live bearers, Killifishes and Rivulines (Cyprinodontiformes)

Family

Pupfishes (Cyprinodontidae)

Distribution

Region

Africa

Distribution

Africa: Ethiopia.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; benthopelagic

Trophic Level

2.9 s.e. 0.32 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

7.7 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate vulnerability (40 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Endangered (EN) (B1ab(iii))