VU

Dialommus fuscus

Local name: Galápagos Four-eyed Blenny

Unknown

Overview

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

The Galápagos Four-eyed Blenny faces mounting pressure from invasive marine species that compete for limited rocky intertidal habitat and prey resources. Climate change-induced ocean warming and acidification threaten the delicate balance of its endemic ecosystem, while increased tourism and coastal development around the Galápagos Islands create additional habitat disturbance. The species' extremely restricted range makes it particularly vulnerable to localized environmental changes.

Threat summary

Habitat

This endemic blenny inhabits rocky intertidal zones and shallow subtidal areas around the Galápagos Islands, typically found in crevices and under rocks where it feeds on small invertebrates and algae. The species is adapted to the unique volcanic coastlines and cool, nutrient-rich waters of the Galápagos marine environment.

MARINE· major

Frequently asked questions

Why is Galápagos Four-eyed Blenny classified as Vulnerable?
Galápagos Four-eyed Blenny 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 Galápagos Four-eyed Blenny faces mounting pressure from invasive marine species that compete for limited rocky intertidal habitat and prey resources. Climate change-induced ocean warming and acidification threaten the delicate balance of its endemic ecosystem, while increased tourism and coastal development around the Galápagos Islands create additional habitat disturbance. The species' extremely restricted range makes it particularly vulnerable to localized environmental changes.
Where does Galápagos Four-eyed Blenny live?
Galápagos Four-eyed Blenny occurs in Costa Rica, Ecuador, Mexico, and Panama. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Galápagos Four-eyed Blenny?
The main threats to Galápagos Four-eyed Blenny 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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