Hydrobiology of some brackish and fresh water ecosystems of West Bengal, India
Vegetation ecology of Kailana catchments
Ecological studies on the pacificridley sea turtle, Lepidochelys olivacea on the Orissa Coast
Ecology of mangroves along the estuaries of Goa
Ecology of river Varuna at Varanasi with special reference to bacterial pollution
Ecobiology of a hemichordate worm Saccoflossus Sp from Sundarbans Mangrove Complex, India
ecological study of some fish ponds of Bihar with special reference to fish culture practices
Ecobiology of interidal benthic amoebae (Protozoa: Gymnamoebia) of the Deltaic Ganga estuarine complex, India
Ecology of benthic gastropods in the littoral mudflats of Hooghly Estuary, India
Some studies on the changes in the freshwater ecosystem during the impoundment of the Kali River, Karnataka State, India
Ecological biogeography of freshwater fishes in the north east regions of India
Ecological studies in the river Kagna near Tandur(AP) with special reference to water quality and pollution
Ecological studies on Hygam wetland with special emphasis on winter-food of migratory dabbling ducks
Survey on the seed resources of mangrove ecosystem, Muthupet, Tamil Nadu with special reference to penneid prawns and some aspects of its ecotoxicology
Ecological studies on some estuarine and marine algae