Blue-speckled prawn goby (Cryptocentrus octofasciatus) fish species and information / pictures of Blue-speckled prawn goby - Cryptocentrus octofasciatus

Blue-speckled prawn goby (Cryptocentrus octofasciatus) fish species information

Scientific Name
Cryptocentrus octofasciatus

Common Name
Blue-speckled prawn goby

Biology
Dorsal spines (total): 7; Dorsal soft rays (total): 10; Anal spines: 1; Anal soft rays: 9. Resembles C. koumansi, but differs by having numerous small iridescent blue spots over a dark background with at least 8 transverse bars and 3 to 4 dark round spots longitudinally along the sides.

Classification

Classified By

Regan, 1908

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Gobies (Gobiidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: East Africa to the Mariana Islands, north to southern Japan; Belau, Ifaluk, and Guam in Micronesia.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

4 m

Zone

demersal

Environment

Marine; demersal; depth range 0 - 4 m (Ref. 1602)

Trophic Level

3.2 s.e. 0.48 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

4.5 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

Low vulnerability (13 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