Scientific Name
Iso hawaiiensis

Common Name
Hawaiian surf sardine

Biology
Dorsal spines (total): 5 - 7; Dorsal soft rays (total): 14-16; Anal spines: 1; Anal soft rays: 20 - 25. Teeth in jaws restricted to first third along free edge of premaxilla. Dorsal edge of opercle without notch and process (Ref. 9769).

Classification

Classified By

Gosline, 1952

Class

Ray-finned fishes (Actinopterygii)

Order

Silversides (Atheriniformes)

Family

Surf sardines (Notocheiridae)

Distribution

Region

Pacific Ocean

Distribution

Pacific Ocean: Marshall Islands, Hawaii and Rapa.

Range

28°N - 28°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

2 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 0 - 2 m (Ref. 58302)

Trophic Level

3.16 s.e. 0.21 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

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

5.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5469 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: of no interest

Vulnerability

Low vulnerability (10 of 100)

Resilience

Unknown

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated