Taxonomy
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Reptile
- Order
- Crocodilia
- Family
- Gavialidae
- Genus
- Gavialis
Habitat
Gharials primarily inhabit large, deep rivers with sandy banks in the northern Indian subcontinent, including the Ganges, Brahmaputra, and Indus river systems. They prefer clear, flowing waters for hunting and use sandbars for basking and nesting. These areas often include tropical and subtropical climates with seasonal monsoons.
Diet
Gharials mainly feed on fish such as catfish and carp, which they catch by sweeping their elongated snouts through the water. They occasionally eat amphibians, small reptiles, and birds, employing an ambush strategy during the day. Feeding typically occurs in the early morning and late afternoon when fish are active.
Behavior
Gharials are generally solitary except during the breeding season, when males become territorial and defend river stretches. They are diurnal, spending much of the day basking on sandbanks to regulate body temperature, and are mostly inactive at night. These reptiles exhibit minimal aggression towards humans but can be vocal, using their ghara to produce bubbling sounds for communication.
Conservation Status
The IUCN lists the gharial as Critically Endangered, with populations declining due to habitat loss from dam construction, pollution, and incidental capture in fishing gear. Conservation efforts include captive breeding programs and protected river sanctuaries.