Australian freshwater herring (Potamalosa richmondia) fish species and information / pictures of Australian freshwater herring - Potamalosa richmondia

Australian freshwater herring (Potamalosa richmondia) fish species information

Scientific Name
Potamalosa richmondia

Common Name
Australian freshwater herring

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 12-18; Anal spines: 0; Anal soft rays: 16 - 27. Body fairly elongate, belly keeled, with 16 to 18 + 14 or 15 scutes; about 14 dorsal scutes with low keel from head to dorsal fin origin. Minute or no teeth in jaws; second supra-maxilla slender. Branchiostegal rays 8. Anal fin origin far behind dorsal fin base. Juveniles resemble Hyperlophus, which has a deeper second supra-maxilla, only 4 branchiostegal rays and i 6 pelvic fin rays.

Classification

Classified By

Macleay, 1879

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Herrings, shads and sardines (Clupeidae)

Distribution

Region

Oceania

Distribution

Oceania: Endemic to southeastern Australia.

Range

32°S - 39°S, 139°E - 151°E

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

pelagic-neritic

Environment

Marine; freshwater; brackish; pelagic-neritic; catadromous (Ref. 51243)

Trophic Level

3.28 s.e. 0.43 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

32.0 cm

Common Length

15.0 cm

Phylogenetic Diversity Index

PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: subsistence fisheries

Vulnerability

High vulnerability (56 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (K=0.13; tmax=11)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated