Warming oceans will be extra hard on big fish

Large fish will find it particularly difficult to extract oxygen from warming oceans, researchers report.

Katherine Gombay-McGill • futurity
Jan. 14, 2021 ~3 min

climate-change fish global-warming oceans earth-and-environment

Ocean pollutants 'have negative effect on male fertility'

Harbour porpoises exposed to PCBs had shrunken testicles, suggesting sperm and fertility effects.

Jan. 12, 2021 ~5 min

fertility environment pollution oceans dolphins

Scientists discover slimy microbes that may help keep coral reefs healthy

The bacteria scrub out nitrogen, potentially defending against certain nutrient overloads.

Jennifer Chu | MIT News Office • mit
Jan. 8, 2021 ~7 min

chemistry environment bacteria biology microbes research school-of-science oceanography-and-ocean-engineering eaps ocean-science

Ireland has corals, and they survive in extreme conditions at the edge of a submarine canyon

But these 'cold-water coral' are threatened by accelerating sea currents.

Aaron Lim, Post-doctoral Researcher, Marine Geoscience, University College Cork • conversation
Jan. 7, 2021 ~5 min

coral ireland coral-reefs deep-sea ocean-currents sea-bed

Islands may fix a flaw in Darwin’s theory of life’s origins

A new theory solves a problem with Charles Darwin's idea of early life evolving in "warm little ponds" despite the world being covered in oceans.

Jim Shelton-Yale • futurity
Jan. 5, 2021 ~4 min

evolution life charles-darwin oceans science-and-technology early-earth

‘Blood test’ can pinpoint overheated, unhealthy corals

A new method works like a blood test to identify heat-stressed corals that need protection from warming ocean waters linked to climate change.

Todd Bates-Rutgers • futurity
Jan. 4, 2021 ~4 min

climate-change coral-reefs oceans earth-and-environment corals

The hopeful return of polar whales

Whales are rediscovering their old haunts in the Arctic and Southern oceans after centuries of hunting.

Lauren McWhinnie, Assistant Professor in Marine Geography, Heriot-Watt University • conversation
Jan. 1, 2021 ~7 min

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Hungry sea anemones snack on algae under their own skin

When food becomes scarce, sea anemones turn to their Plan B: Relying on their symbiotic relationship with algae under their skin.

Rahasson Ager - UC Irvine • futurity
Dec. 31, 2020 ~5 min

climate-change food oceans algae science-and-technology symbiosis sea-anemones

Coral survivors show some cope better with heatwaves

"Understanding how some corals can survive prolonged heatwaves could provide an opportunity to mitigate the impact of marine heatwaves on coral reefs..."

U. Washington • futurity
Dec. 30, 2020 ~5 min

climate-change conservation temperature oceans earth-and-environment corals

These two kinds of seafood are most often mislabeled

New research looks mislabeled seafood and finds the most likely culprits to be shrimp and Atlantic farmed salmon.

U. Washington • futurity
Dec. 29, 2020 ~7 min

sustainability food fish seafood oceans consumers featured earth-and-environment