Silvery John dory (Zenopsis conchifer) fish species and information / pictures of Silvery John dory - Zenopsis conchifer

Silvery John dory (Zenopsis conchifer) fish species information

Scientific Name
Zenopsis conchifer

Common Name
Silvery John dory

Biology
Dorsal spines : 9 - 10; Dorsal soft rays : 24-26; Anal spines: 3; Anal soft rays: 24 - 26. Body silvery, with a dusky mid lateral spot just posterior to and slightly above end of pectoral fin. Fin membranes of spinous dorsal, pectoral, pelvic and caudal fins blackish.

Classification

Classified By

Lowe, 1852

Class

Ray-finned fishes (Actinopterygii)

Order

Dories (Zeiformes)

Family

Dories (Zeidae)

Distribution

Region

Western Indian Ocean

Distribution

Western Indian Ocean: Somalia and India to South Africa, but not in the Red Sea. Eastern Atlantic: Bay of Biscay to South Africa. Western Atlantic: Sable Island, Canada to northern North Carolina, USA to northern Argentina. Reported from Indonesia but not in the Pacific Ocean.

Range

58°N - 28°S

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

50 m

Depth To - meters

600 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range 50 - 600 m , usually 150 - 300 m

Trophic Level

4.5 s.e. 0.80 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

80.0 cm

Common Length

50.0 cm

Phylogenetic Diversity Index

PD50 = 0.5781 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

Moderate to high vulnerability (51 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