Mexico boosts protection of near-extinct porpoise

Mexico is greatly expanding a protected area of the Gulf of California and boosting navy patrols in an effort to save the vaquita marina, a small porpoise facing imminent extinction.

World's rarest cetacean threatened by illegal gillnets

The world's rarest cetacean could disappear in less than four years unless immediate action is taken by the Mexican government to protect it from entanglement in gillnets deployed illegally in its Gulf of California refuge, ...

Making dams safer for fish around the world

Think of the pressure change you feel when an elevator zips you up multiple floors in a tall building. Imagine how you'd feel if that elevator carried you all the way up to the top of Mt. Everest – in the blink of an eye.

Hydraulic chamber tests fish survival

Australia's native fish could stand a better chance of survival when passing through hydropower turbines in major waterways thanks to an innovative mechanical chamber developed at UNSW, which is nominated for a top engineering ...

Artificial lung to remove carbon dioxide—from smokestacks

The amazingly efficient lungs of birds and the swim bladders of fish have become the inspiration for a new filtering system to remove carbon dioxide from electric power station smokestacks before the main greenhouse gas can ...

Cichlid fish: How does the swim bladder affect hearing?

In bony fish the swim bladder primarily serves for buoyancy Moreover, in many species it also possesses acoustic functions: it plays a role in sound production and improves hearing in numerous ways. Biologists around Friedrich ...

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