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Adriatic trout (Salmo obtusirostris) — Salmonidae

Adriatic trout

Salmo obtusirostris
Family: Salmonidae
EN · Endangered

The Adriatic trout (Salmo obtusirostris) is a freshwater fish of the family Salmonidae that grows up to 70 cm.

Length
70 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Open water
Danger
Harmless
Range
Endemic to the Dinaric karst rivers of Croatia, Bosnia and Herzegovina and Montenegro, in cool, clear and oxygen-rich flowing water with a gravel bottom.
Edibility
Highly prized

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Description

The Adriatic or softmouth trout is a trout of the family Salmonidae reaching about 70 cm. Like other trout it has a streamlined body with an adipose fin between the dorsal and tail fins and dark and reddish spots, but it stands out for a short, blunt snout and a small, soft mouth (hence the name softmouth trout). It represents an ancient, distinct lineage within the trout. The species is endemic to the clear, cool karst rivers of the Dinaric Alps in Croatia, Bosnia and Herzegovina and Montenegro, such as the Neretva, Krka and Jadro. It hunts insect larvae, surface insects, small crustaceans and small fish. Through dams, water pollution and hybridisation with introduced brown trout it has declined sharply and is assessed as Endangered (EN).

Frequently asked questions

How do you recognise the Adriatic trout?

The Adriatic trout has a torpedo-shaped body, is mainly silver-grey and shows a spots pattern. Trout relative with an adipose fin, a short, blunt snout and a small, soft mouth; an ancient, distinct lineage of the Dinaric karst rivers.

Where does the Adriatic trout live?

The Adriatic trout lives in fresh water and is mostly found around open water. Endemic to the Dinaric karst rivers of Croatia, Bosnia and Herzegovina and Montenegro, in cool, clear and oxygen-rich flowing water with a gravel bottom.

How big does the Adriatic trout get?

The Adriatic trout grows to a maximum of about 70 cm.

Is the Adriatic trout dangerous to humans?

No, the Adriatic trout is harmless to humans. None required: this species is harmless to humans.

Is the Adriatic trout edible?

Yes, the Adriatic trout is a highly prized food fish.

More photos

Adriatic trout (Salmo obtusirostris) — Salmonidae — 2
GBIF (gwt555)
Adriatic trout (Salmo obtusirostris) — Salmonidae — 3
Wikimedia Commons — Harry Govier Seeley (Public domain) [illustratie/foto]
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All data

Identification

English name
Adriatic trout verified
Scientific name
Salmo obtusirostris
Family
Salmonidae
Other names
Adriatic trout; Adriatic salmon verified

Appearance

Size class
Large verified
Max length (cm)
70.0 verified
Body shape
Torpedo-shaped verified
Dominant colour
Silver / grey sourced
Pattern
Spots sourced
Tail shape
Forked inferred
Mouth position
Inferior (downward) inferred
Lips
Thick / fleshy inferred
Barbels
No verified
Dorsal fins
One continuous sourced
Dorsal spines
No verified

Habitat & distribution

Water type
Freshwater verified
Substrate
Open water verified
Natural range
Endemic to the Dinaric karst rivers of Croatia, Bosnia and Herzegovina and Montenegro, in cool, clear and oxygen-rich flowing water with a gravel bottom. verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore verified
Diet (detail)
Insect larvae, flying insects, small crustaceans and small fishes sourced
Social behaviour
Solitary verified
Territorial
Yes verified
Activity
Diurnal inferred
Reproduction
Separate sexes verified
Sexual dimorphism
No verified
Seasonality
Spawns in spring or autumn on gravel in flowing water; many populations are small and isolated. sourced
Special features
Trout relative with an adipose fin, a short, blunt snout and a small, soft mouth; an ancient, distinct lineage of the Dinaric karst rivers. sourced

For anglers

Edibility
Highly prized verified
Fishing method
Fly fishing in clear karst rivers; a strictly protected, rare target species sourced
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
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 Salmo

More from the family Salmonidae

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