Scientific Name
Photopectoralis hataii

Common Name
Hatai's ponyfish

Biology
Dorsal spines (total): 8; Dorsal soft rays (total): 16; Anal spines: 3; Anal soft rays: 14; Vertebrae: 24. Mouth protruding forward, not downward; teeth small, slender, pointed, uniserial on jaws; membrane between jaws and cheeks densely pigmented, with a black line between anteroventral margin of eye and the lower articulation when mouth closed; lateral line incomplete, ending below base of 11th to 15th dorsal fin soft ray; body rather deep, 40-44% SL; posterior limb of maxilla long, 27-30% HL; anteroventral profile of lower jaw slightly concave; belly almost wholly scaled; large blotch below base of dorsal fin spine (Ref. 49864).

Classification

Classified By

Abe & Haneda, 1972

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Slimys, slipmouths or ponyfishes (Leiognathidae)

Distribution

Region

Western Central Pacific

Distribution

Western Central Pacific: known only from Indonesia.

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

demersal

Environment

Marine; demersal

Trophic Level

3.13 s.e. 0.38 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

4.8 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (10 of 100)

Resilience

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

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated