Castelnau's herring (Herklotsichthys castelnaui) fish species and information / pictures of Castelnau's herring - Herklotsichthys castelnaui

Castelnau's herring (Herklotsichthys castelnaui) fish species information

Scientific Name
Herklotsichthys castelnaui

Common Name
Castelnau's herring

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 16-19; Anal spines: 0; Anal soft rays: 17 - 21; Vertebrae: 41 - 42. Distinguished from most other Australian Herklotsichthys by lacking spots on the flank and lacking elongate wing-like scales underneath pre-dorsal scales. Most closely resembles H. blackburni but has more lower gill rakers. Separated from H. gotoi and Herklotsichthys species C by having 3 distinct dark lines upper flank. Upper caudal tip black; dorsal fin with distinct pale band.

Classification

Classified By

Ogilby, 1897

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Herrings, shads and sardines (Clupeidae)

Distribution

Region

Southwest Pacific

Distribution

Southwest Pacific: eastern Australia (Queensland southward to New South Wales). Possibly merely an eastern subspecies, of which Herklotsichthys blackburni is the western counterpart; however, it seems equally close to Herklotsichthys Species C. Reported from lower Fly River, Papua New Guinea (Ref. 13533).

Range

24°S - 39°S, 149°W - 156°E

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

50 m

Zone

pelagic-neritic

Environment

Marine; freshwater; brackish; pelagic-neritic; depth range 0 - 50 m (Ref. 188)

Trophic Level

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

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

20.0 cm

Common Length

14.0 cm

Phylogenetic Diversity Index

PD50 = 0.5002 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial

Vulnerability

Low to moderate vulnerability (25 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