Shortfin sand stargazer (Platygillellus rubellulus) fish species and information / pictures of Shortfin sand stargazer - Platygillellus rubellulus

Shortfin sand stargazer (Platygillellus rubellulus) fish species information

Scientific Name
Platygillellus rubellulus

Common Name
Shortfin sand stargazer

Biology
Prefers shallow waters where the sediment size is tiny, especially intertidal areas that have white coral sand. Never found in waters that are brackish or fresh. Carnivores, which prey on a variety of benthic invertebrate animals (Ref. 28023).

Classification

Classified By

Kendall & Radcliffe, 1912

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Sand stargazers (Dactyloscopidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: endemic to the Galapagos Islands.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

20 m

Zone

demersal

Environment

Marine; demersal; depth range 0 - 20 m (Ref. 28023)

Trophic Level

3.5 s.e. 0.37 Based on food items.

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

6.2 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5156 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

Medium, minimum population doubling time 1.4 - 4.4 years (Fec = 316)

Threat To Humans

  Harmless

IUCN Red List Status

  Vulnerable (VU) (D2)