Abyssal halosaur
Halosauropsis macrochir
The abyssal halosaur is a species of bottom-dwelling, deep-sea fish in the family Halosauridae that is found in all oceans at depths from 1100 to 3500 meters. It is the only member of its genus.

Identification points
- Scientific name: Halosauropsis macrochir; family: Unknown family.
- Water type: unknown; native or main range: Global species occurrence records indexed by GBIF..
- Use body shape, color pattern, mouth position, fin shape, and local range together for field identification.
Habitat
Abyssal halosaur is associated with marine or coastal habitats within its range, including nearshore, offshore, reef, shelf, or pelagic waters depending on the species.
Bait notes
Common approaches include baitfish, cut bait, squid, jigs, plugs, spoons, soft plastics, trolling lures, or locally proven rigs.
Behavior
Activity often follows bait movement, tide or current edges, water temperature, structure, and seasonal migrations.
Caution
Check official local rules for seasons, size limits, bag limits, protected status, gear restrictions, and consumption advisories.
Fishing notes
Use the Abyssal halosaur range, habitat, and local regulations to choose tackle, depth, presentation speed, and harvest decisions.