Search
Now showing items 81-90 of 201
Comparative account on zooplankton in polluted and unpolluted estuaries of Gujarat
(Indian Association for Limnology and Oceanography, 1983)
An assessment of the zooplankton biomass and composition in Kolak Par, Damanganga and Auranga estuaries was made. Among these four rivers pollution is severe in the first two, moderate in Damanganga and good water quality ...
Mercury, Cadmium and lead in different Tissues of Fishes and in Zooplankton from the Andaman Sea
(CSIR-NISCAIR, 1983)
Several fishes, representing different trophic levels, and some zooplankton samples were analysed for Hg, Cd and Pb There is a wide variation in the concentrations of these elements Hg is quite low in practically all the ...
Marine pollution studies in India
(New Delhi: South Asian Pub., 1983)
Indicator organisms of pollution in Cochin backwaters
(Indian Association for Limnology and Oceanography, 1983)
Indicator organisms of organic pollution in two localities in the Cochin backwaters are identified The two sites have different sources of pollution, one from retting of coconut husk and the other from discharge of municipal ...
Determination of acute toxicity levels of mercury to the fish Tilapia mossambica (Peters)
(Indian Academy of Sciences, Bangalore, 1983)
Dissolved petroleum hydrocarbons along the oil tanker route in the southern Bay of Bengal
(CSIR-NISCAIR, 1982)
Concentrations of dissolved petroleum hydrocarbons during 3 cruises (Nos. 51, 66 and 68) of R V Gaveshani, along the oil tanker route, in the southern Bay of Bengal at 0, 10 and 20 m were 19.95 + or - 3.38, 16.78 + or - ...
Oil pollution studies in northern Indian Ocean
(Himachal Times Group of Newspapers], 1982)
Trace Metal Levels in the Sediments of the Cochin Backwaters
(Indian Association for Limnology and Oceanography, 1982)
Levels of Cu, Mn, Co, Ni and Zn at four stations in the northern arm of the Cochin backwaters, Kerala, India, which runs through an industrial belt is reported. All metals showed some degree of variation over the area ...