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Blackfin poacher (Bathyagonus nigripinnis) — Agonidae

Blackfin poacher

Bathyagonus nigripinnis
Family: Agonidae
NE · Not Evaluated

The Blackfin poacher (Bathyagonus nigripinnis) is a saltwater fish of the family Agonidae that grows up to 24 cm.

Length
24.2 cm
Water
Saltwater
Depth
18.0–1290.0 m
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
North Pacific
Edibility
Not eaten

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Description

The blackfin poacher is a poacher from the northern Pacific, from the Komandorski Islands off Russia through the Aleutians to northern California. The species grows to about 24 cm and has a slender body armoured with bony plates; the upper side is light brown, the underside of the head bluish and all fins conspicuously dark. As a bottom-dweller it lives on soft bottoms in cold water between about 18 and 1290 metres depth. The fish is harmless to humans and has not been evaluated by the IUCN (NE).

Frequently asked questions

How do you recognise the Blackfin poacher?

The Blackfin poacher has an elongate, eel-like body, is mainly brown and shows a plain pattern. Bony armour; light brown with strikingly dark fins

Where does the Blackfin poacher live?

The Blackfin poacher lives in the sea (marine waters) and is mostly found around sand or mud bottom. North Pacific

How big does the Blackfin poacher get?

The Blackfin poacher grows to a maximum of about 24 cm. On average the species is around 20 cm.

Is the Blackfin poacher dangerous to humans?

No, the Blackfin poacher is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Blackfin poacher edible?

The Blackfin poacher is not usually eaten.

More photos

Blackfin poacher (Bathyagonus nigripinnis) — Agonidae — 2
iNaturalist ((c) Neil McDaniel, some rights reserved (CC BY-NC))
Blackfin poacher (Bathyagonus nigripinnis) — Agonidae — 3
GBIF (GBIF)
Blackfin poacher (Bathyagonus nigripinnis) — Agonidae — 4
GBIF (GBIF)
Fin

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All data

Identification

English name
Blackfin poacher verified
Scientific name
Bathyagonus nigripinnis
Family
Agonidae
Other names
Blackfin poacher; Blackfin starsnout poacher verified

Appearance

Size class
Medium verified
Max length (cm)
24.2 verified
Average length (cm)
20.0 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Brown inferred
Pattern
Plain sourced
Tail shape
Rounded inferred
Mouth position
Inferior (downward) sourced
Lips
Thin sourced
Barbels
No sourced
Dorsal fins
Two separate sourced
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
18.0 verified
Max depth (m)
1290.0 verified
Natural range
North Pacific verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small benthic invertebrates and crustaceans inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
levensduur_max_jaar
9.0 verified
Seasonality
Armoured cold-water bottom fish; present year-round. sourced
Special features
Bony armour; light brown with strikingly dark fins sourced

For anglers

Edibility
Not eaten sourced
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Bathyagonus

More from the family Agonidae

Fin

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