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Hookcheek Pygmygoby (Eviota ancora) fish species and information / pictures of Hookcheek Pygmygoby - Eviota ancora

Hookcheek Pygmygoby (Eviota ancora) fish species information

Scientific Name
Eviota ancora

Common Name
Hookcheek Pygmygoby

Biology
Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 7. This species is distinguished from its congeners by following set of characters: cephalic sensory-pore system pattern group 2 (lacking only IT pore); dorsal/anal fin-ray formula 8/7; pectoral-fin rays simple; 5th pelvic-fin ray 10% of 4th; no distinct dark marks on body; scales not strongly pigmented; caudal fin with 5 irregular bands of circles of dark chromatophores crossing the fin; live or fresh specimens with a hook-shaped orange mark on side of the head (Ref. 86696).

Classification

Classified By

Greenfield & Suzuki, 2011

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Gobies (Gobiidae)

Distribution

Region

Northwest Pacific

Distribution

Northwest Pacific: Ryukyu Is., Japan.

Range

Unknown

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

6 m

Depth To - meters

14 m

Zone

pelagic-neritic

Environment

Marine; pelagic-neritic; depth range 6 - 14 m (Ref. 86696)

Trophic Level

s.e. 0.00 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

1.4 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 (10 of 100)

Resilience

Unknown

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated