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New species of marine amphipod discovered

  • Context (DTE): Researchers have discovered a new species of marine amphipod, a shrimp-like crustacea of genus Parhyale.

new species of marine amphipod

  • Amphipods are a significant group in the marine ecosystem and play a vital role in the marine food chain.
  • They serve as indicators for studying the impact of climate change & health of coastal ecosystems.
  • The new species has been named Parhyale odian after Odisha’s native language, Odia, as the species was collected there.
  • The newly discovered species differs from all other 15 species by having a stout robust seta — a spine-like structure on the surface of the propodus of the male gnathopod (first pair of legs)
  • They are mostly found underneath stones with attached vegetation and also in the burrows of isopods.

Chilika Lake

  • Chilika Lake is a ephemeral (not permanent) brackish water lagoon.
  • It is a shallow bar-built estuary (partially enclosed coastal area of brackish water).
  • The western and southern margins of the lake are fringed by the Eastern Ghats.
  • It is located at the mouth of the Daya River (that flows into the Bay of Bengal).
  • It is the largest coastal lagoon in India and the largest brackish water lagoon in Asia.
  • In 1981, Chilika Lake was designated India’s first Ramsar Site.
  • The Irrawaddy dolphin (EN) is the flagship species of Chilika lake. Chilika is home to the only known population of Irrawaddy dolphins in India.
  • Chilika is the largest wintering ground for migratory birds on the Indian sub-continent.

Chilika Lake: Odisha

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