Topside lampfish (Notolychnus valdiviae)

Scientific name: Notolychnus valdiviae Brauer, 1904

Topside lampfish (Notolychnus valdiviae)

The Topside lampfish (Notolychnus valdiviae) is a marine fish of the family Myctophidae.

Biology

High-oceanic, epipelagic and mesopelagic. Found between 375-700 m during the day and between 25-350 m at night. Size stratification with depth during the day only. Juveniles migratory; adults migratory, partially migratory or non-migratory. Feed on copepods, conchoecid ostracods and euphausiids. Oviparous, with planktonic eggs and larvae. Also.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Notolychnus valdiviae
Family
Myctophidae (Lanternfishes)
Order
Myctophiformes (Lanternfishes)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
6.3
Depth range
25–700 m (82–2297 ft)
Environment
Marine; bathypelagic; oceanodromous; depth range 25 - 700 m
Climate
Deep-water
Distribution
Worldwide distribution in tropical, subtropical and temperate waters. Eastern Atlantic: west of British Isles and Bay of Biscay to South Africa. Western Atlantic: Canada to Argentina. Western Pacific: between 0? and 32?S. Eastern Pacific: between 32?N and 30?S, but with 20?S southern limit in Peruvian Transitional Zone. Eastern Indian Ocean: between 9?-32?S.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (tmax=1; k >0.30)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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