
Wildlife
Gharial Crocodile in Nepal: Saving the Fish-Eating Giant
The critically endangered gharial, once extinct in Nepal's rivers, is making a slow comeback thanks to captive breeding and river protection.
Overview
The gharial (Gavialis gangeticus) is one of the world's most distinctive and endangered crocodilians, instantly recognisable by its extremely long, narrow snout lined with interlocking teeth perfectly adapted for catching fish. Males develop a bulbous growth called a ghara at the tip of their snout, used for vocalisation and display. Once widespread across South Asian river systems, gharial populations collapsed in the second half of the twentieth century due to habitat degradation, sand mining, fishing net entanglement, and hunting for skins and supposed medicinal properties.
Nepal plays a crucial role in gharial recovery. The Gharial Conservation and Breeding Centre at Kasara in Chitwan National Park has operated since 1977, hatching eggs collected from wild nests and releasing young gharials into the Narayani River after 3-4 years of captive growth when they are large enough to survive predation. Over 800 gharials have been released through this programme. Today, a wild population of approximately 100 adults inhabits the Narayani and Karnali rivers.
Visitors to Chitwan can observe gharials basking on sandy river banks during canoe trips down the Rapti River. The best viewing period is November through March when cooler temperatures drive them onto open banks for extended sunning.
FAQ
Q: How are gharials different from mugger crocodiles in Nepal?
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Gharials have an extremely long, narrow snout adapted for fish-eating and are largely harmless to humans. Mugger crocodiles have a broad, rounded snout and are opportunistic predators that can pose a risk. Both species inhabit Chitwan's river system but occupy different microhabitats.
Q: Can I visit the Gharial Breeding Centre in Chitwan?
Yes. The centre at Kasara is open to visitors and offers a close view of hatchlings, juveniles, and large sub-adults in enclosures. Guides can explain the release programme and conservation challenges. Entry is included with the Chitwan National Park permit.


