20 October 2012

Le balenottere del Santuario seguite con i satelliti

Le balenottere mediterranee migrano in inverno come le loro cospecifiche negli oceani, o si comportano diversamente, in linea con il fatto che sono una popolazione sostanzialmente isolata, vivente in un ambiente molto diverso da quello dell'Atlantico? I ricercatori di Tethys sperano di dare una risposta al quesito quanto prima. Infatti, sono riusciti ad applicare dei trasmettitori satellitari su diverse balenottere (Balaenoptera physalus) nelle acque del Santuario Pelagos per i cetacei.
Tra gli obiettivi, fondamentali per la conservazione della popolazione, c'รจ anche quello di individuare i siti invernali di riproduzione, oltre a eventuali rotte migratorie, che potrebbero essere sovrapposte ai dati sul traffico marittimo, in maniera da evitare le collisioni - un problema non indifferente per questa specie in particolare.
Sette sono le balenottere equipaggiate con un trasmettitore, concepito per fornire la posizione di ogni animale  attraverso i sei satelliti orbitanti del sistema Argos. Gli itinerari dei vari individui possono essere seguiti attraverso un sito dedicato, previa registrazione gratuita. Le mappe verranno aggiornate settimanalmente.

Fin whales of the mediterranean Sanctuary tracked by satellite

Are mediterranean fin whales migrating in winter like other whales do in the oceans, or do they behave differently, given the fact that they belong to a substantially isolated population in an environment that differs to that of oceanic ones? Tethys' researchers hope to answer the question in the next few weeks.
For the first time Tethys has been able to deploy satellite transmitters on several fin whales (Balaenoptera physalus) in the Pelagos Cetacean Sanctuary.
The project aims to enable the identification of areas in need of special protection: to assess breeding grounds is an important goal for the conservation of the population. Moreover potential migratory routes may be added to maritime traffic information, because collisions with vessels represent a serious threat for fin whales in particular.
Seven individuals have been equipped with a special transmitter each, enabling them to regularly bestow their position through the Argos Satellite system, based on 6 orbiting satellites.
The whale’s itinerary may be followed on a dedicated page upon registration. The maps tracing the various movements will be updated weekly.

1 comment:

lin liyi said...

This month we get some vintage remy human hair extensions from hair extensions, then take a peek at the fiery red hair extensions trend and ask. Dot small amounts of smoothing serum onto your hair extensions uk and apply it to the hair extensions uk of your human hair extensions. How much do you spend on your hair extensions. Now, release your top section of hair and give it some volume by pushing against the micro loop hair aextensions with your comb. Each month we pick our favourite posts from the best long hair bloggers on the web, all to keep you up to date and looking great. or some of us 2018 was a tricky year, and for most of us remy human hair extensions was a very surprising one. But whatever your outlook, there also been plenty of brilliant stuff to happen, and lots of amazing human hair extensions creativity to keep up with too.