Vulture Catfish
VU

Vulture Catfish

Calophysus macropterus

Unknown

Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Calophysus_macropterus

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

The Zamurito faces severe pressure from overfishing throughout its Amazon basin range, where it is heavily targeted for both commercial and subsistence fisheries due to its large size and economic value. Dam construction and river modifications across major tributaries are fragmenting populations and altering the seasonal flood patterns essential for its reproductive cycle. Mercury contamination from artisanal gold mining operations poses an additional threat, as this apex predator bioaccumulates toxins through its diet of smaller fish.

Threat summary

Habitat

The Zamurito inhabits large river systems throughout the Amazon basin, preferring deep channels and confluences of major tributaries. This catfish species requires seasonal floodplains for spawning and juvenile development, moving between main river channels and flooded forests during different life stages.

FRESHWATER· major

Frequently asked questions

Why is Vulture Catfish classified as Vulnerable?
Vulture Catfish is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. The Zamurito faces severe pressure from overfishing throughout its Amazon basin range, where it is heavily targeted for both commercial and subsistence fisheries due to its large size and economic value. Dam construction and river modifications across major tributaries are fragmenting populations and altering the seasonal flood patterns essential for its reproductive cycle. Mercury contamination from artisanal gold mining operations poses an additional threat, as this apex predator bioaccumulates toxins through its diet of smaller fish.
Where does Vulture Catfish live?
Vulture Catfish occurs in Bolivia, Brazil, Colombia, Ecuador, Guyana, and Peru (plus 1 other countries). Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Vulture Catfish?
The main threats to Vulture Catfish are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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