Zoology Library
Indigenous small fish species: Small fishes are found in ponds, tanks, lakes, floodplains, lowland areas, streams, wetlands, paddy fields and rivers and tributaries. They maximum grow up to a size of 25-30 cm in their life cycle. In India, there are a total 930 native inland water fish species, about 450 are Small Indigenous small…
Read More “Indigenous Small Fish Species Characteristic and Importance in India” »
Freshwater featherbacks fish Identification Characteristic and Importance: Featherback fishes are the widely distributed in deep and clean waters in the freshwater resources like- rivers, beels, reservoirs, ponds and it enters in brackish water resources. They are carnivorous and predatory fish and feed on aquatic insects, mollusks, shrimps, small fishes, insects and tender roots of aquatic plants…
Read More “Freshwater featherbacks fish Identification Characteristic and Importance” »
Morphometric and Meristic Measurements and Counts Used for the Fishes: In making an account of fish identification, certain terms and abbreviation are used to describe the various parts and measurements of the body of the fish and meristic characters are those characteristics, which can be counted such as scales, fins and fin rays etc. The following…
Read More “Morphometric and Meristic Measurements and Counts Used for the Fishes” »
Morphological Variation in Fishes: Teleost fish show great variation of body form, fins, scales and other characteristics of the body. This variation is of great taxonomic value, particularly at the lower taxonomic units. Morphological Variation in Fishes I) Body form: i) Asymmetrical body: Some fish that take flat are exceptional in having a bilaterally asymmetrical body….
Capture Fisheries in India – introduction: Capture fisheries is intentional with the catching of fishes and also other aquatic edible animals like crabs, prawns, sea-cucumbers, shales, edible bivalve, lobsters, pearl oysters etc. From prehistoric human beings were familiar with the capture fishery centuries accepted for him to observe and understand the possibilities of culturing the…