Helostoma temminckii or kissing gourami with its mouth open.

Animal-welfare models fail to account for fish’s need for oxygen

Helostoma temminckii or kissing gourami with its mouth open.

Helostoma temminckii or kissing gourami. Image by Jörn, Wikimedia Commons.


A new essay published in Issues in Science and Technology argues that current animal welfare science and policy frameworks overlook a fundamental aspect of the lives of fish and other aquatic “water-breathing” species — and calls for a shift in how governments, researchers, and industry assess humane treatment in aquaculture, research, commercial fisheries, and in the wild.

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Diver coming out of the water with an oyster shell in her hands

Efforts to rebuild Hong Kong oyster reefs now on film

Diver coming out of the water with an oyster shell in her hands

Image from City of Shells by Mike Sakas.

Pearls, aphrodisiac concoctions, and Asian sauces. When we, ‘moderns,’ think about oysters, we rarely connect them to the substrate of a city.

Hong Kong and its Pearl River Delta area, as it turns out, have been built both structurally and socio-culturally atop what used to be extensive oyster reefs. However, these ecosystems have been decimated by dredging for lime and mega-city development.

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