Mugger
VU

Mugger

Crocodylus palustris

Stable

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

Overview

Crocodylus palustris (Mugger Crocodile)

The mugger crocodile is a medium-sized crocodilian species reaching lengths of 3-4 meters, with a broad snout adapted for catching fish, amphibians, and small mammals. Distinguished by its robust build and relatively short legs, this species exhibits strong territorial behavior and plays a crucial role as an apex predator in freshwater ecosystems, helping maintain fish population balance and nutrient cycling through wetland systems.

Mugger crocodiles inhabit freshwater environments across South Asia, from Iran through the Indian subcontinent to Myanmar and Sri Lanka. They prefer slow-moving rivers, lakes, marshes, and irrigation canals, though they can tolerate brackish coastal waters. Their range spans eight countries, with the largest populations concentrated in India and Sri Lanka.

The species faces significant pressure from hunting and trapping for skin and meat trade, despite legal protections in most range countries. Agricultural expansion, particularly crop cultivation, has resulted in widespread habitat loss and fragmentation. Logging activities further degrade riparian forests essential for nesting sites, while dam construction and water diversion projects alter natural flow regimes critical for breeding cycles.

Conservation efforts include captive breeding programs in India and Sri Lanka, habitat restoration projects, and community-based protection initiatives. Several countries have established protected areas specifically for crocodile conservation, while international trade restrictions under CITES help control commercial exploitation.

Currently classified as Vulnerable with stable population trends, the mugger crocodile's outlook remains cautiously optimistic where active management occurs. However, continued habitat pressure and human-wildlife conflict in densely populated regions pose ongoing challenges to long-term recovery.

The mugger crocodile faces three main threats that are all currently happening. People hunt and trap these crocodiles for their valuable skin and meat, while farmers clear their wetland habitats to plant crops like rice and sugarcane, and loggers cut down the forests along rivers where crocodiles live. All of these threats appear to be ongoing at steady levels rather than getting worse or better.

Threat summary

Habitat

Marine coastal/supratidal· majorWetlands (inland)· major

Conservation measures underway

Species recoveryEx-situ conservationAwareness & communicationsLegislation

Frequently asked questions

Why is Mugger classified as Vulnerable?
Mugger 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 mugger crocodile faces three main threats that are all currently happening. People hunt and trap these crocodiles for their valuable skin and meat, while farmers clear their wetland habitats to plant crops like rice and sugarcane, and loggers cut down the forests along rivers where crocodiles live. All of these threats appear to be ongoing at steady levels rather than getting worse or better.
Where does Mugger live?
Mugger occurs in Bangladesh, Bhutan, India, Iran, Myanmar (Burma), and Nepal (plus 2 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 Mugger?
The main threats to Mugger are 2.1, 5.1, and 5.3. The full IUCN-classified threat record for this species is detailed on the species page.

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