Elongated bristlemouth fish (Gonostoma elongatum)

Scientific name: Gonostoma elongatum G?nther, 1878

The Elongated bristlemouth fish (Gonostoma elongatum) is a marine fish of the family Gonostomatidae.

Biology

Meso- to bathypelagic. Occur between 100-200 m and 500-800 m at night and 25-600 m and 1,250-1,500 m during the day. Feed on crustaceans and small fishes. Photophores develop in fishes over 6-22 mm SL. Protandric hermaphrodite, oviparous with planktonic eggs and larvae.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Gonostoma elongatum
Family
Gonostomatidae (Bristlemouths)
Order
Stomiiformes (Lightfishes and Dragonfishes)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
27.5
Depth range
0–4740 m (0–15551 ft)
Environment
Marine; bathypelagic; depth range 0 - 4740 m, usually 500 - 1200 m
Climate
Deep-water
Distribution
Worldwide. Mediterranean. Eastern Atlantic: scattered records from Iceland south to Cape Verde and Gulf of Guinea; also between 30?S-35?S. Western Atlantic: Gulf of Mexico. North Atlantic: 65?-30?N. Indo-Pacific: in tropical and subtropical waters. Eastern Pacific: found in California and Baja California, and Chile. Indian Ocean, tropical and subtropical waters. South China Sea and East China Sea.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: of no interest
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Sources

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

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