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Seals use acoustic tags to hunt more efficiently Photo

Seals use acoustic tags to hunt more efficiently

Howard Hall commented here on Wetpixel about the proliferation of tags that are festooning some marine animals and the potential negative effects that these may have on the animals that the studiers seek to understand. A paper published recently in the Proceedings of the Royal Society B entitled Grey Seals use anthropogenic signals from acoustic tags to locate fish shows how grey seals (Halichoerus grypus) have learnt to use the signals emitted by fish tags as an aid to hunting more efficiently.

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A battle to save the most endangered marine mammal: The Vaquita Photo

A battle to save the most endangered marine mammal: The Vaquita

The battle to save the Vaquita of the Gulf of California involves an interesting cast of characters: a Mexican drug cartel, Chinese wildlife traffickers, and an endangered fish’s swim bladder. Scientists believe the critically endangered porpoises, down to a population of 100, could become extinct within three years if drastic action is not taken.

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Howard Hall: Tagging - a celebration of science? Photo

Howard Hall: Tagging - a celebration of science?

Filmmaker Howard Hall explores the issues around the tagging of marine creatures for scientific research. Whilst the technology and data that tagging programs can provide is amazing, are the studies in the animals or the researchers best interests? Is the proliferation on tagging programs really giving us the scientific data we need to protect the creatures, or are we damaging the very animals we seek to protect with them?

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Subal announces GH4 housing Photo

Subal announces GH4 housing

Subal has released rendering of their housing for the Panasonic LUMIX GH4 camera, which will be shipping in December. The housing is machined from a single block of aluminum and will be compatible with Subal’s existing ports and accessories.

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