Now showing items 21-30 of 73
Effects of total solar eclipse on the behavioural and metabolic activities of tropical intertidal animals
(Trivandrum: University of Kerala, 1987)
To study the effects of total solar eclipse of 16th Feb. 1980, on the behaviour and metabolic activities of intertidal invertebrates - nematodes, gastropods and bivalves - having different habitat preference a set of ...
Growth and production of benthic bivalve, Gafrarium pectinatum (Linn.) from west coast of India
Production of Gafrarium pectinatum was characterized by the presence of 0,1 and 2 y age groups Average monthly growth in length varied from 0.6 to 3mm The relationship between length and weight was isometric The average ...
Biology of commercially important penaeid prawns of Goa waters
Recruitment of Metapenaeus dobsoni from the estuary to the exploitable stock occurred at 50-60 mm size as against 70-80 mm for etapenaeus affinis and 80-90 mm for Penaeus merguiensis. Seasonal and monthly variations in ...
Effect of high organic enrichment of benthic polychaete population in an estuary
The benthic polychaete fauna of an estuarine region receiving domestic sewage and wastes from a nearby fish landing jetty was compared to that of a site having normal organic enrichment. The population density, biomass and ...
Community structure of sand-dwelling macrofauna of an estuarine beach in Goa, India
Growth of the Black Clam, Villorita cyprinoides (Grey) from Colvale river (Goa)
Average monthly growth in shell length was 1.66 mm in Villorita cyprinoides. Relationships of shell length/shell width and shell length/shell breadth showed linear pattern while those of shell length/shell weight and shell ...
Population distribution of meiofauna in relation to some environmental features in a sandy intertidal region of Goa, west coast of India
Meiofauna population of Candolim beach mainly composed of nematoda (40.15), harpacticoida (30.75 per cent), turbellaria (23.35 per cent) and other groups which included polychaeta, bivalvia and mystacocardia. The maximum ...
Biological impact of mining on the coastal zone of Goa
(New Delhi: Indian Association for the Advancement of Science, 1989)