Harbor porpoises have rebounded in a big way off California. Their populations have recovered dramatically since the end of state set-gillnet fisheries that years ago entangled and killed them in the nearshore waters they ...
Plants & Animals
Jan 21, 2021
1
317
The North Sea is a heavily trafficked area, with major shipping routes crossing its waters, and fisheries, offshore oil rigs, and wind farms populating its waves. All this activity inevitably has an effect on marine wildlife, ...
Plants & Animals
Jan 7, 2021
0
7
Human activity at sea makes a terrible racket. To what extent does this disturb marine animals? Ph.D. candidate Annebelle Kok studied the effect on harbor porpoises, long-finned pilot whales and their prey, and discovered ...
Plants & Animals
Nov 3, 2020
0
34
Using recordings from MBARI's deep-sea hydrophone, marine-mammal researchers have found that the sounds of seal bombs could have significant impacts on the behavior of harbor porpoises in and around Monterey Bay. Seal bombs ...
Ecology
Aug 5, 2020
0
4
A recent study just published in Environmental Science & Technology identified the toxicological risks of environmental pollutants to finless porpoises (Neophocaena asiaeorientalis). Manmade chemicals synthesized for human ...
Environment
Jul 20, 2020
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11
Underwater sound devices called "pingers" could be an effective, long-term way to prevent porpoises getting caught in fishing nets with no negative behavioural effects, newly published research suggests.
Ecology
May 13, 2020
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25
Over millions of years, porpoises have developed powerful biosonar with high accuracy and intelligence to detect and track prey in noisy underwater environments. The sound source in a porpoise is about one half of the wavelength ...
Materials Science
Sep 19, 2019
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9
The vaquita porpoise, one of the world's most endangered animals, could become extinct within a year if fishing nets continue being used illegally, a university in Scotland warned on Wednesday.
Plants & Animals
Jul 31, 2019
2
606
The Mexican government said Thursday it will use buoys to mark the reserve of the world's most endangered marine mammal, in a bid to save the last remaining 10 or so vaquita marina porpoises.
Ecology
Mar 22, 2019
0
26
In an oxbow lake along the middle reaches of the Yangtze River, a breathy sigh pierces the surface stillness as one of China's most endangered animals comes up for a gulp of hazy air.
Ecology
Dec 20, 2018
0
5
