Opah (Lampris guttatus) fish species and information / pictures of Opah - Lampris guttatus

Opah (Lampris guttatus) fish species information

Scientific Name
Lampris guttatus

Common Name
Opah

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 48-55; Anal spines: 0; Anal soft rays: 33 - 41; Vertebrae: 43. Caudal fin broadly lunate; pectorals long and falcate; pelvic fins similar to pectoral fins in shape and a little longer (Ref. 6885). Dark steely blue dorsally shading into green with silver and purple iridescence, belly rosy, body covered with silvery spots in irregular rows, light mottling on caudal and dorsal fins; vermillion on fins and jaws, golden around eyes (Ref. 6885).

Classification

Classified By

Br?nnich, 1788

Class

Ray-finned fishes (Actinopterygii)

Order

Velifers, Tube-eyes and Ribbonfishes (Lampriformes)

Family

Opah (Lampridae)

Distribution

Region

Worldwide in tropical to temperate waters (Ref. 57923). Western Atlantic

Distribution

Worldwide in tropical to temperate waters (Ref. 57923). Western Atlantic: Grand Banks and Nova Scotia (Canada) to Florida (USA), Gulf of Mexico and the West Indies (Ref. 7251) up to Argentina (Ref. 47377). Eastern Atlantic: Norway and Greenland to Senegal (Ref. 6737) and south of Angola (Ref. 6476) also Mediterranean. Eastern Pacific: Gulf of Alaska to south of southern California (Ref. 265). A single capture in South Georgia marks an incidental occurrence in Southern Ocean.

Range

70°N - 45°S, 180°W - 180°E

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

100 m

Depth To - meters

400 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; oceanodromous (Ref. 51243); depth range 100 - 400 m (Ref. 6476), usually ? - 366 m (Ref. 5951)

Trophic Level

4.22 s.e. 0.62 Based on food items.

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

200 cm

Common Length

120 cm

Phylogenetic Diversity Index

PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial; gamefish: yes

Vulnerability

Very high vulnerability (82 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Assuming tm>4)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated