September 29, 2025

Why in news?

  • As per Minister of State for Fishing, Animal Husbandry and Dairying, for the first time in country, a seaweed park will be set up in Tamil Nadu to improve the livelihood of fishermen.
  • It will be implemented under the Prime Minister’s Matsya Sampada Yojana.
  • Seaweeds, the primitive, marine non-flowering marine algae without root, stem and leaves, plays a major role in marine ecosystems.
  • Range in colours from red, green, brown and black and also vary in size, from microscopic to large underwater forests.
  • Large seaweeds form dense underwater forests known as kelp forests, which act as underwater nurseries for fish, snails and sea urchins.
  • Found mostly in intertidal region (Southern Gulf of Mannar), shallow and deep waters of the sea and estuaries and backwaters.

Significance of seaweeds

  • Storehouse of nutrients like iron, zinc, magnesium, riboflavin, thiamine, vitamin A, B, C & K etc.
  • Act as a bio-indicator and balance out the ecosystem.
  • Mitigating climate change.
  • Used as fertilizers and to increase fish production.
  • Can be buried in beach dunes to combat beach erosion.
  • Used as an ingredient in preparing toothpaste, cosmetics and paints.
  • Govt also runs a Seaweed Mission, launched by Technology Information, Forecasting and Assessment Council (TIFAC), for commercial farming of seaweeds and its processing.
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