Zoology Library
Mackerel Fishery (Rastrelliger kanagurta): The mackerel fishery is one of the most important fisheries in the world. Mackerel are a popular food fish in many countries, and they are also a valuable source of omega-3 fatty acids. Mackerel Fishery (Rastrelliger kanagurta) Mackerel fishery is a common name applied to the number of fish species belonging to the family…
Oil-Sardine Fishery (Sardinella longiceps): Sardinella longiceps commonly known as Indian oil sardine it belongs to the family, Clupeidae. This pelagic fish, which are found along the east coastand west coast of India. Total 50 species of clupeoid fishes inhabiting along the coastal zone, among the 25 species are commercially important in Indian sea. All clupeoid fishes…
Economic Importance of Fishes (By-products): Human beings are used the fishes in different forms or several by-products from time immemorial. Still today, millions of human beings suffer due to hunger and malnutrition and fishes food is a rich source and provide good staple food to tide over the nutritional difficulties of man. Most of the captured…
Marine water fishery: India has an extensive coastline area of about 8041 km and EEZ- Exclusive Economic Zone is about 2.02 million sq.km. Therefore India has occupies area about 20.8% of the world ocean and 8.2% of the global catch. Today it contributes about 46% of the total catch of the country. Hence, there is…
Fisheries of Brackish water (Estuaries): The brackish water resources are speared about 14.22 lakh hectare which consisting most of the important estuarine fisheries. The average fish production of estuaries varies from 45 to 75 kg per ha. The estuarine fisheries are included as the large brackish water lakes, mouth of rivers, tidal creeks and east coast and west…
Principle Estuaries of Brackishwater: An estuaries are highly productive ecosystems and support a variety of fish and shellfish species. Brackishwater estuaries are home to a variety of plants and animals, including fish, shellfish, birds, and mammals. Many of these species are found only in estuaries. Principle Estuaries of Brackishwater An estuary is the meeting place…
Primary productivity of ponds: The primary productivity of ponds is in the form of planktons (Phytoplanktons and Zooplanktons). The Plankton are microscopic in nature which are suspended in water, artificial impoundments like ponds, tanks, reservoirs, irrigation channels. Primary producers are of different types like- microplankton, nanoplankton, macroplankton, bloom, phytoplanktons, zooplanktons etc. basically primary productivity is the…