Mexican grenadier (Coryphaenoides mexicanus) fish species and information / pictures of Mexican grenadier - Coryphaenoides mexicanus

Mexican grenadier (Coryphaenoides mexicanus) fish species information

Scientific Name
Coryphaenoides mexicanus

Common Name
Mexican grenadier

Biology
Dorsal spines (total): 2; Anal spines: 0. Head completely scaled except for the lips, gill membranes and interopercle tip. Snout short, bluntly pointed, with a stout conical tubercle at its tip and lateral angles; chin barbel small, shorter than suborbital width. Body scales with less than 20 sharp, thin spinules in widely divergent rows, or irregular quincunx pattern. Color of body and fins pale to medium brown; orbital and nostrils dark brown.

Classification

Classified By

Parr, 1946

Class

Ray-finned fishes (Actinopterygii)

Order

Cods (Gadiformes)

Family

Grenadiers or rattails (Macrouridae)

Distribution

Region

Western Central Atlantic

Distribution

Western Central Atlantic: Gulf of Mexico. Probably occurring in the Caribbean Sea but there are no records on hand to verify this.

Range

29°N - 21°N, 98°W - 80°W

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

110 m

Depth To - meters

1600 m

Zone

bathydemersal

Environment

Marine; bathydemersal; non-migratory; depth range 110 - 1600 m (Ref. 1371)

Trophic Level

3.53 s.e. 0.46 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

40.0 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

Fisheries: minor commercial

Vulnerability

Moderate to high vulnerability (45 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

Not Evaluated