Q67 · UPSC Prelims 2017 · Set A · Environment and Ecology

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If you want to see gharials in their natural habitat,which one of the following is the best place to visit?

A Bhitarkanika Mangroves
B Chambal River
C Pulicat Lake
D Deepor Beel

Correct answer: (b) Chambal River

Explanation

  1. A

    Bhitarkanika Mangroves

    Bhitarkanika mangroves in Odisha are famous for saltwater crocodiles and Olive Ridley nesting nearby, not as the wild stronghold of the gharial. This option is not the key.

  2. B

    Chambal River

    The National Chambal Sanctuary on the Chambal River (Rajasthan–Madhya Pradesh–Uttar Pradesh) is the best-known natural habitat remaining for the gharial. Wild breeding populations are monitored there. That is why (b) is the official key.

  3. C

    Pulicat Lake

    Pulicat Lake is a brackish lagoon for waterbirds and fisheries, not a gharial river. This option is therefore wrong.

  4. D

    Deepor Beel

    Deepor Beel is a Ramsar wetland near Guwahati, important for birds, not a gharial haunt. This option is not the key.

Summary. Official key is (b) Chambal River. Gavialis gangeticus is a fish-eating river crocodilian of clean, deep rivers. The Chambal sanctuary is India’s principal wild gharial landscape. Bhitarkanika holds saltwater crocodiles; Pulicat and Deepor Beel are lagoon/wetland bird sites. Only the Chambal matches the question.

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