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Exotic aquarium fish species: threat to Lake biodiversity

  • Posted By
    10Pointer
  • Categories
    Environment
  • Published
    26th Mar, 2021

The discovery of dead Alligator Gar in Neknampur Lake Hyderabad has raised concern for biodiversity.

Context

The discovery of dead Alligator Gar in Neknampur Lake Hyderabad has raised concern for biodiversity.

About the Alligator Gar

  • The alligator gar ((Atractosteus spatula)is a ray-finned euryhaline fish that is the largest species in the gar family.
  • It is one of the largest freshwater fishes in North America.
  • Alligator gar is an aquarium fish and grown for aquarium.
  • They become too big to handle and consume a good amount of food. That’s why were left in lakes.
  • Threat: They are predatory, and are capable to wipe out the entire lake of its biodiversity.

Some important terms

  • Exotic species: They are referred to as alien, nonnative, nonindigenous. These are introduced from outside of their natural habitat.
  • Vagrant species: These species may appear from time to time beyond their natural habitat and are confused with exotic species.
  • Endemic species: These arespecies of plant and animals which are found in a particular geographical region and not found else in the world.

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