Scientific Name
Lumpenus sagitta

Common Name
Snake prickleback

Biology
Dorsal spines (total): 66 - 72; Dorsal soft rays (total): 0; Anal spines: 1; Anal soft rays: 45 - 50. Caudal fin narrow with oval free end; anal fin occasionally absent; pectorals large, bluntly pointed (Ref. 6885). Pale green on dorsal surface, cream ventrally; brown or green bars along midside and streaks or spots on upper part of sides; brown bars and dots on dorsal fin form bands parallel to fin margin and, on caudal fin, produce vertical bars; other fins pale; lining of mouth pale (Ref. 6885).

Classification

Classified By

Wilimovsky, 1956

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Pricklebacks (Stichaeidae)

Distribution

Region

North Pacific

Distribution

North Pacific: Sea of Japan and Sakhalin, Russia to St. Lawrence Island in the Bering Sea to Adak Island in the Aleutian chain and San Francisco, California, USA.

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

425 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range 0 - 425 m (Ref. 50550)

Trophic Level

3.1 s.e. 0.32 Based on diet studies.

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

51.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries:

Vulnerability

High vulnerability (64 of 100)

Resilience

Very Low, minimum population doubling time more than 14 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated