Squaretail duckbill (Bembrops heterurus)

Scientific name: Bembrops heterurus Miranda Ribeiro, 1903

Squaretail duckbill (Bembrops heterurus)

The Squaretail duckbill (Bembrops heterurus) is a marine fish of the family Percophidae.

Biology

Dorsal spines: 6; Dorsal soft rays: 14-15; Anal soft rays: 16 - 18. Color in alcohol light yellowish to yellowish brown dorsally, light yellowish brown to creamy brown ventrally. Upper lobe of caudal fin elongated at an acute angle. Snout relatively short, 1.0-1.4x eye diameter. Scales on lateral and dorsal surfaces of snout including area in front of eye. Upper jaw extending behind anterior margin of eye but not reaching its mid-line. Maxillary tentacle short. Lateral line descending gradually along dorsal edge of pectoral fin, separated from origin of first dorsal fin by 4 or 5 rows of scales, from origin of anal fin by 6 or 7, and from insertion of anal fin by 3-5. Pectoral fin moderately rounded. Lower lobe truncate or rounded.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Bembrops heterurus
Family
Percophidae (Duckbills)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
28.0
Common length
20.0
Depth range
50–400 m (164–1312 ft)
Environment
Marine; demersal; depth range 50 - 400 m, usually 80 - 200 m
Climate
Deep-water
Distribution
Western Atlantic: off Rio de Janeiro, Brazil to Uruguay. Eastern Atlantic: Mauritania to the extreme northern waters of Namibia. The eastern Atlantic form referred to as Bembrops heterurus is unlikely to be conspecific with the Brazilian form, thus further taxonomic clarification is needed.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: commercial
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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