Creatures in Crisis
Photograph of Sevan trout (Salmo ischchan), recorded as Critically Endangered
Sevan trout (Salmo ischchan). Image via Wikimedia Commons.

Critically Endangered

Sevan trout

Salmo ischchan

The Sevan trout was an extinct endemic fish species of Lake Sevan in Armenia, known as ishkhan (իշխան, pronounced ) in Armenian.

Status
Critically Endangered
Scientific name
Salmo ischchan
Taxonomy
Salmoniformes · Salmonidae · Salmo

Appearance

It is a salmonid fish related to the brown trout. The fish is extinct, because various competitors were introduced into the lake during the Soviet period, among them common whitefish (Coregonus lavaretus) from Lake Ladoga, goldfish (Carassius auratus) and narrow-clawed crayfish (Astacus leptodactylus), and because of lake level change.

Range and habitat

The Sevan trout was an extinct endemic fish species of Lake Sevan in Armenia, known as ishkhan (իշխան, pronounced ) in Armenian. On the other hand, the Sevan trout itself has been successfully introduced to Issyk Kul lake in Kyrgyzstan.

Pins are Wikidata “endemic to” fields. Orange dots, when present, are GBIF occurrence tiles — survey bias included.

Breeding

The Sevan trout has four (or two) distinct strains differing in their breeding time and place, and growth rate:.

In crisis

Sevan trout is Critically Endangered on this catalog because that is the IUCN category stored on Wikidata. Confirm the official criteria and any later count on iucnredlist.org.

Sources

Written for this catalog from the English Wikipedia article on Sevan trout, Wikidata item Q2416197. Family and order context is original field-guide writing about the group, not a copied assessment of this one species. Wikipedia text is CC BY-SA. Not an IUCN assessment. Counts, when quoted, can change — confirm them on the recovery programme and on iucnredlist.org.

Photograph via Wikimedia Commons. Wikipedia · Wikidata · IUCN Red List.

Same genus

Photograph of Ohrid trout (Salmo letnica), recorded as EndangeredEN

Ohrid trout

Salmo letnica
Photograph of Salmo carpio (Salmo carpio), recorded as EndangeredEN

Salmo carpio

Salmo carpio
Photograph of Salmo ohridanus (Salmo ohridanus), recorded as EndangeredEN

Salmo ohridanus

Salmo ohridanus
Photograph of Salmo peristericus (Salmo peristericus), recorded as EndangeredEN

Salmo peristericus

Salmo peristericus

Quick answers

What is Sevan trout?
Sevan trout is a salmonid in the family Salmonidae (order Salmoniformes) — Salmo ischchan.
What is the conservation status of Sevan trout?
Critically Endangered, as the IUCN category stored on Wikidata for Salmo ischchan. Confirm the official assessment on iucnredlist.org.
Where does Sevan trout live?
The Sevan trout was an extinct endemic fish species of Lake Sevan in Armenia, known as ishkhan (իշխան, pronounced ) in Armenian.
Why is Sevan trout in crisis?
The fish is extinct, because various competitors were introduced into the lake during the Soviet period, among them common whitefish (Coregonus lavaretus) from Lake Ladoga, goldfish (Carassius auratus) and narrow-clawed crayfish (Astacus leptodactylus), and because of lake level change.
Is this the IUCN Red List page for Salmo ischchan?
No. This is a researched catalog account. The Red List is the assessment.
Is Sevan trout a pet?
An animal on this catalog is in crisis in the wild. Keeping one is usually the wrong question.