CR

Pseudomugil paskai

Declining

Overview

Paska's blue-eye is a species of fish in the subfamily Pseudomugilinae. It is found in the Fly River system in Papua New Guinea. This species reaches a length of 3.0 cm (1.2 in).

Pseudomugil paskai faces severe threats from habitat degradation in its extremely limited range in Papua New Guinea's freshwater systems. Agricultural runoff and sedimentation from land-use changes have compromised water quality in the small streams and tributaries where this species occurs. The introduction of non-native fish species poses additional pressure through competition and predation, while the species' restricted distribution makes it highly vulnerable to localized environmental changes.

Threat summary

Habitat

This critically endangered rainbowfish inhabits small freshwater streams and tributaries in lowland areas of Papua New Guinea. It prefers clear, slow-moving waters with dense aquatic vegetation and sandy or muddy substrates.

Forest - Subtropical/tropical moist lowland· majorWetlands (inland)· major

Conservation measures underway

Habitat & natural process restorationSpecies recovery

Frequently asked questions

Why is Pseudomugil paskai classified as Critically Endangered?
Pseudomugil paskai is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range. Pseudomugil paskai faces severe threats from habitat degradation in its extremely limited range in Papua New Guinea's freshwater systems. Agricultural runoff and sedimentation from land-use changes have compromised water quality in the small streams and tributaries where this species occurs. The introduction of non-native fish species poses additional pressure through competition and predation, while the species' restricted distribution makes it highly vulnerable to localized environmental changes.
Where does Pseudomugil paskai live?
Pseudomugil paskai occurs in Indonesia, and Papua New Guinea. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Pseudomugil paskai?
The main threats to Pseudomugil paskai are 3.2, 4.1, 8.1, and 9.3. The full IUCN-classified threat record for this species is detailed on the species page.

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