Scientific Name
Myoxocephalus aenaeus

Common Name
Grubby

Biology
Occurs in estuaries (especially in the north) (Ref. 7251) to 357 m depth (Ref. 58426). It is tolerant of temperatures between 0 and 21?C (Ref. 58426). Abundant among beds of eelgrass (Zostera) (Ref. 5951). Feeds on crustaceans, mollusks, sea squirts, sea urchins and fishes (alewives, cunner, eels, saand lance, mummichogs, silversides, sticklebacks and tomcod (Ref. 5951)) (Ref. 58426).

Classification

Classified By

Mitchill, 1814

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Sculpins (Cottidae)

Distribution

Region

Northwest Atlantic

Distribution

Northwest Atlantic: Strait of Belle Isle and Gulf of St. Lawrence in Canada to New Jersey in USA.

Range

52°N - 38°N

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

357 m

Zone

demersal

Environment

Marine; brackish; demersal; depth range ? - 357 m (Ref. 58426)

Trophic Level

3.73 s.e. 0.62 Based on diet studies.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

18.0 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

Unknown

Vulnerability

Moderate vulnerability (35 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