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Spottail flounder (Bothus robinsi) — Bothidae

Spottail flounder

Bothus robinsi
Family: Bothidae
LC · Least Concern

The Spottail flounder (Bothus robinsi) is a saltwater fish of the family Bothidae that grows up to 25 cm.

Length
25 cm
Water
Saltwater
Depth
1.0–90.0 m
Diet
Carnivore
Behaviour
Solitary
Body shape
Flat / disc-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
Western Atlantic, in bays, lagoons and shallow coastal waters on soft bottoms to about 90 m.
Edibility
Rarely eaten

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Description

The twospot flounder is a left-eyed flatfish (family Bothidae) of the western Atlantic. The species reaches about 25 cm and has an oval, strongly compressed, brown body with both eyes on the left side, a mottled pattern and two dark spots on the eyed side. It occurs in bays, lagoons and shallow coastal waters, on soft bottoms of the continental shelf to about 90 m depth, most common between 10 and 50 m. Its diet consists of crustaceans, polychaetes and small fishes. The species is of modest commercial value and is harmless to humans.

Frequently asked questions

How do you recognise the Spottail flounder?

The Spottail flounder has a flattened, disc-shaped body, is mainly brown and shows a marbled pattern. Sinistral flounder with two dark blotches on the eyed side; lies camouflaged on soft bottoms.

Where does the Spottail flounder live?

The Spottail flounder lives in the sea (marine waters) and is mostly found around sand or mud bottom. Western Atlantic, in bays, lagoons and shallow coastal waters on soft bottoms to about 90 m.

How big does the Spottail flounder get?

The Spottail flounder grows to a maximum of about 25 cm. On average the species is around 18 cm.

Is the Spottail flounder dangerous to humans?

No, the Spottail flounder is harmless to humans. None required: this species is harmless to humans.

Is the Spottail flounder edible?

The Spottail flounder is rarely eaten.

More photos

Spottail flounder (Bothus robinsi) — Bothidae — 2
iNaturalist ((c) Kenneth Manole, some rights reserved (CC BY-NC))
Spottail flounder (Bothus robinsi) — Bothidae — 3
iNaturalist ((c) Jaime Eduardo García Zúñiga, some rights reserved (CC BY))
Spottail flounder (Bothus robinsi) — Bothidae — 4
Wikimedia Commons — NOAA's Fisheries Collection , SEFSC Pascagoula Laboratory; Collection of Brandi Noble, NOAA/NMFS/SEFSC (Public domain)
Spottail flounder (Bothus robinsi) — Bothidae — 5
iNaturalist ((c) michael_zambardino, some rights reserved (CC BY-NC))
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All data

Identification

English name
Spottail flounder verified
Scientific name
Bothus robinsi
Family
Bothidae
Other names
Spottail flounder; Twospot Flounder; Twospot flounder verified

Appearance

Size class
Medium verified
Max length (cm)
25.0 verified
Average length (cm)
18.0 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Brown inferred
Pattern
Marbled inferred
Tail shape
Rounded inferred
Mouth position
Terminal inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
1.0 verified
Max depth (m)
90.0 verified
Natural range
Western Atlantic, in bays, lagoons and shallow coastal waters on soft bottoms to about 90 m. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Crustaceans, polychaetes and small fishes sourced
Social behaviour
Solitary inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
Yes inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Sinistral flounder with two dark blotches on the eyed side; lies camouflaged on soft bottoms. sourced

For anglers

Edibility
Rarely 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
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Bothus

More from the family Bothidae

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