Scientific Name
Haemulon scudderii

Common Name
Grey grunt

Biology
Body oblong, compressed, and deep (depth contained 2.3 to 2.7 times in standard length); mouth large and terminal, its posterior end located at the same level as the anterior edge of the pupil; first gill arch with 15 to 22 gill rakers; dorsal fin notched, with 11 to 12 spines and 14 to 17 soft rays (XI-XII, 14-17); second anal spine slightly longer and stronger than third; scale series above lateral line oblique; body silvery gray; each scale bearing a dark spot;; the spots appearing to form lines following the scale series; fins charcoal gray (Ref.. 55763).

Classification

Classified By

Gill, 1862

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Grunts (Haemulidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: Mexico to Ecuador, including the Galapagos Islands.

Range

27°N - 2°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

3 m

Depth To - meters

40 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 3 - 40 m (Ref. 5227), usually 3 - 12 m (Ref. 5227)

Trophic Level

4.2 s.e. 0.73 Based on food items.

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

35.0 cm

Common Length

30.0 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

Fisheries: commercial

Vulnerability

Low to moderate vulnerability (34 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)