D.V. Rao
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Estuaries have been very useful to men in all coastal areas of the world from time immemorial. They are very productive biologically and excellent habitats for animals like fish, shellfish, crustaceans, wading birds etc. They are ideal breeding grounds and safe resting places for the migratory animals. These wetlands also perform a host of ecological and hydrological functions that benefit mankind. They recycle and store nutrients, trap sediments, purify ...
As elsewhere, the archipelago of Andaman and Nicobar Islands located between Bay of Bengal and Andaman Sea are unique in supporting extensive coral reefs, reputing the Andaman Sea as a coral paradise. The reefs of these Islands with over 200 species of corals are harbouring more than 1000 species of colourful fish, in addition to a large number of animal groups. According to expert workers on this region, there still exists a great number of undiscovered marine ...
"The present work is based on the material collected from the different habitats of these islands by the authors and various survey parties of Z.S.I. The material studied and reported upon in the present account includes 2532 specimens belonging to 539 species from all the available habitats of the freshwater and marine environments in the A & N Islands. Of these 53 species indicated by asterisk (*) are recorded here for the first time from these islands. ...
The Andaman & Nicobar Islands comprise more than 500 islands, islets and rock outcrops, emerged in the eastern region of Bay of Bengal. They lie between 6°45'N and 13°42'N lat. and between 92°12'E and 93°57'E long. These islands are well known to support one of the richest coral formations in the Indo-Pacific region. The reefs of these islands are of fringing type. At present, due to extensive damage of the habitats, the coral ...
The Andaman and Nicobar Islands with extensive fringing reefs offer an ideal habitat for a large number of fish species comprising commercial, ornamental, poisonous and venomous nature. Several recent taxonomic studies revealed the existence of more than 1200 species of marine fishes around A & N Islands (Talwar, 1990; Kamla Devi, 1991; Dorairaj et.al., 1994; Rao et. al., 2000). The occurrence of large number of fish species, high dependency of local ...
The marine ecosystem of the Andaman and Nicobar Islands offers a varied and complex animal life of which the colourful coral reefs constitute the most fragile and interesting faunal element as elsewhere in the Indo-Pacific reefs. The fascinating 'underwater coral gardens' of these Islands comprise more than 200 species of corals and several hundreds of associated faunal components. Majority of these coral reefs are of fringing type occurring close to the shore. ...
Mangrove ecosystems are the most important and characteristic littoral plant formations of tropical and subtropical sheltered coastlines. Mangroves have suffered from a very poor reputation in the last several decades and further, have often been considered unsafe, worthless and harmful flies and mosquito-infested areas, being avoided by the people. Until very recently, mangrove swamps were often considered unattractive and frequently cut down for fire wood. ...
The Indian constitution has special provisions for protecting individuals, environment, monuments, and respect for human rights. The Stockholm declaration on human environment; world commission on environment and development - (Brundtland Commission Report) our Common Future (1987) had a vital impact in bringing legislations to protect and improve the environment but the question arises whether these provisions and, declaration had any impact on Dalits and if it ...