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'Like electric sparks': Sharks recorded making sounds underwater
By Peter de Kruijff

Sharks were thought to be silent, but scientists have recorded a New Zealand species making a clicking noise.

abc.net.au/news/science/2025-0

ABC News · Shark species recorded making sounds underwater for the first timeBy Peter de Kruijff

💁🏻‍♀️ ICYMI: The Sydney Seahorse Project is using innovative "seahorse hotels" to save the endangered White's seahorse. By collecting pregnant males, increasing baby survival rates from 1% to 20%, and installing artificial reef structures, they've released over 1,000 seahorses with another 1,000 expected in 2025. 🌊🐙

👉 Learn more: thekidshouldseethis.com/post/w

Toxic microalgae identified as cause of bloom linked to marine deaths

A microalgae "toxic to fish but not humans" has been identified as the cause of a bloom linked to octopus and other marine deaths along SA beaches, with environment authorities saying the algae has flourished "marine heatwave" and "warmer-than-usual" sea temperatures.

abc.net.au/news/2025-03-25/mic

ABC News · Microalgae toxic to fish identified as cause of bloom linked to Fleurieu Peninsula marine deathsBy ABC News