Marine ecosystem News

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A saltwater crocodile. An island’s size not only affects the intensity of competition among species for limiting resources, but also the activity level and rate of metabolism in its dominant predators. Reptilian predators such as saltwater crocodile in the Andaman and Nicobar Islands is an example. Representative image by Richard.Fisher via Wikimedia Commons (CC BY 2.0).

Development projects in small and micro islands need careful planning [Commentary]

R.J. Ranjit Daniels 2 Feb 2026
A catch of squaretail groupers (Plectropomus areolatus). Image by Rucha Karkarey.

A Lakshadweep island’s strategic value worries conservationists and fishers

Max Martin 27 Jan 2026
Fish vendors at a market in Chennai, Tamil Nadu. Image by Rajesh Pamnani via Flickr (CC BY-NC-ND 2.0).

India’s fisheries budget misses the ocean for the fish [Commentary]

Ajay Sawant 22 Dec 2025

Whale shark rescues gain momentum along India’s west coast

K.A. Shaji 28 Nov 2025
Lateral views of D. grayi, D. deshayesi and D. strangulata. Images by Shah et al.

Researchers identify four species of sea butterflies new to India

Vandana K. 27 Nov 2025
A dugong swims towards the surface of the waters around Neil island, Andaman and Nicobar. Image by Vardhan Patankar.

Heavy metal bioaccumulation weighs down dugongs

Phalguni Ranjan 14 Oct 2025
Partially bleached coral reefs in the waters near Elephant beach in the Andaman islands. Image by Harvinder Chandigarh via Wikimedia Commons (CC BY-SA 4.0).

India needs a marine litter policy as plastic waste chokes corals

T. V. Padma 19 Sep 2025
Representative image of dugongs by Metro Toronto Zoo Toronto Canada via Public Domain.

Dugongs recovering, need cross-border efforts in conservation

Bharath Umapathy 16 Sep 2025
A cargo ship at the International Container Transshipment Terminal in Kochi. Representative image by ArulkumarRajamani via Wikimedia Commons (CC BY-SA 4.0).

Court orders arrest of sister ship from company responsible for cargo spill

Simrin Sirur 11 Jul 2025
Fishermen from Kavaratti at work, performing pole-and-line fishing in the deep-sea area. Image by K.A. Shaji.

Pole-and-line fishing face new challenges with push for tuna fish exports

K.A. Shaji 17 Jun 2025

Protected on paper, forgotten by people, humpback dolphins struggle for survival

Priyamvada Kowshik 9 May 2025
marine litter beach vizag

Creating a blueprint for cleaner oceans

T. V. Padma 21 Feb 2025

Fisherwomen ride the rough waves while India’s blue economy blooms

Priyamvada Kowshik 3 Feb 2025

[Explainer] What are coastal commons?

Max Martin 5 Mar 2024

Bioinvasions are a global threat to ecosystems, says IPBES report

Arathi Menon 21 Sep 2023

Newly declared dugong conservation reserve will help protect marine biodiversity

K.A. Shaji 12 Jan 2022