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Photo : Laurel Converse

Captive Breeding

Captive Breeding/Restocking
Captive breeding of gharials has been successful; however dwindling wild populations despite the release of thousands of captive-bred gharials indicate that restocking programs is not the solution to the population decline at this stage. Unless the factors that are causing the decline are resolved releasing gharial into the wild is only sending gharials to their death.
The GCA believes that first priority should be to resolve the threats to gharials. If the problems causing the decline are removed wild populations should recover automatically.
Restocking may be beneficial in areas where gharials historically existed but are now extinct, but only if the conditions are deemed suitable for gharials in those areas. Some possible areas for future restocking are the Brahmaputra, Indus, and Irrawady river systems.
Conditions for Restocking Programs
Habitat Suitability
Must be within Protected Area
History of gharials in the area
Adequate fish stocks
Deep water (year round)
Nesting and basking sites
Absence of or minimal human conflict
No gill-netting
Acceptance of gharials by local people
Adequate and Acceptable water levels year-round
Dams, tapping for irrigation, and future development of irrigation projects must be considered on the scale of 20-50 years
Monsoonal flush must not be so intense that it would flush released gharial out of the protected area.
 
 
   
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