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whitebait resources of India

      "Whitebait Resources of India

Here are the notes on "
"Whitebait Resources of India in an easy-to-learn format:

I. Introduction
1. *Definition*: Small pelagic fishes
2. *Importance*: Significant fishery in India

II. Species Composition
1. *Main species*: 10 species occur in Indian seas
    - Encrasicholina devisi
    - E. heterolobus
    - E. punctifer
    - Stolephorus andhraensis
    - S. baganensis
    - S. commersonii
    - S. dubiosus
    - S. indicus
    - S. insularis
    - S. waitei
2. *Dominant species*: E. devisi, S. bataviensis, E. punctifer, S. commersonii, S. indicus, S. baganensis

III. Distribution and Migration
1. *Distribution*: Tropical waters worldwide, including Indian coasts
2. *Areas*: Found in areas with bottom depths of 10-50 m
3. *Diurnal vertical migration*: Whitebaits migrate vertically during the day
4. *Seasonal movements*: Related to transport of water masses

IV. Fishery
1. *Importance*: Significant fishery in India, particularly in Kerala, Tamil Nadu, and Andhra Pradesh
2. *Catches*: Estimated annual catches: 0.23-0.52 million tonnes
3. *Seasonal variations*: Catches vary by season, with peak catches in October-February

V. Biology
1. *Life span*: Approximately 2 years
2. *Food*: Zooplankton feeders
3. *Breeding*: Spawn intermittently throughout the year
4. *Migration*: Diurnal and seasonal migrations

VI. Exploitation
1. *Fishing methods*: Trawl, purse seine, and chumming
2. *Processing*: Fresh, frozen, dried, canned, or reduced to fish meal/powder
3. *Utilization*: Human consumption, animal feed, and export

VII. Problems and Prospects
1. *Handling and processing*: Large quantities pose problems
2. *Market demand*: Strong demand for fish powder and other processed products
3. *Export potential*: Significant export market in South East Asia and Africa

VIII. Research and Development
1. *Pelagic Fishery Project*: Conducted research on whitebait fishery
2. *Integrated Fisheries Project*: Developed fish powder production technology
3. *Central Institute of Fisheries Technology*: Developed artificial driers and canning technology

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