Sharks and rays: buoyancy
In general, bony fish maintain their buoyancy thanks to an organ known as the swim bladder, an organ shaped like…
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Have you ever seen shark teeth so close?
One of the main distinguishing characteristics of sharks is their teeth. Shark teeth are not anchored to the jaws (or…
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Shortfin mako: The peregrine falcon of the sea
The shortfin mako shark (Isurus oxyrhinchus) is a pelagic shark of the lamnidae family. It is considered the fastest shark…
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Sharks protected in the Mediterranean?
In the Mediterranean, there are 21 species of sharks and rays (elasmobranchs) that are protected under recommendation GFCM/36/2012/3 of the…
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Recreational fishing and marine pollution
Historically, fisheries management of the marine environment has basically focused on professional fishing in its different modalities. Thus, recreational fishing…
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Deploying noble pen shell larvae collectors in Portlligat bay
Since the end of 2016 the population of noble pen shell (Pinna nobilis) on the Spanish coast has decreased dramatically…
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Information for fisheries
For several years now, Shark Trust has published fact sheets with useful information for fishermen. These sheets provide quick access…
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Curiosities of the elasmobranchs (sharks and rays): reproductive biology
Without pretending to be an exhaustive explanation, we are going to see in a brief and didactic way one of…
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The Inspector Clouseau or the strange case of the pink manta
A few days ago, a strange photo was captured by the photographer Kristian Laine. He could see (and photograph) a…
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