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Sponge aggregations

The seacrets of the shelf edge

Cruise diary: Thanks to the good weather with almost flat sea the mapping around the shelf edge off Trøndelag and Nordland has proceeded nicely without delay. The video documentation and bottom sampling in the southern mapping area is now finished.

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The video platform

MAREANO’s autumn cruise 2015

Cruise diary: During MAREANO’s last biology/geology cruise this year, we will map two areas around the shelf edge off the counties of Trøndelag and Nordland. These areas are located north and south of the ridge called Skjoldryggen.

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Salmon

Salmon can outrun sea lice by swimming fast

Fast swimming salmon catch less sea lice than fish cruising at normal speeds observed in sea cages. These new results can probably be exploited by farmers so that salmon catch fewer lice.

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The Indian Ocean 2015

Indian Ocean Expedition

For 21 days, researchers from various countries will sail in the Indian Ocean in a Demonstration Survey as part of the preparation of IIOE-2.  One of the focuses is to do the research on plastic waste in the ocean.

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Marine snow-storm

Cruise diary:

Deep sea snow storm in the Barents Sea

While sending the video-platform Chimaera towards the bottom of the Barents Sea (250–300 m), we see a large amount of particles swirling through the water like snow. The large particles are observed from tenfold of meters above the seabed and down to the seafloor.

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Sea anemone

Cruise diary:

The Barents Sea surveys continue

MAREANO's first cruise of 2015 set sail from Tromsø last Friday bound for the new Norwegian area of the Barents Sea. Sixteen scientists and technicians will spend the next two weeks onboard the research vessel G.O. Sars, investigating one of the world's richest seas. The benthic environment and faunal communities over an area of 12 000 km2 is to be sampled while a total of 44 line kilometers across 60 sites will be filmed with high resolution video.

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European Lobster

In focus: European lobster

The European lobster has been found from the Mediterranean Sea to Northern Norway and west to the Shetland Island and western Ireland. It is usually found in shallow waters less than 40 m deep, where it is night active and shelter in burrows during daytime.

Their preferred habitat is moderately exposed areas with a complex bottom substrate of a mixture of sand and rocks. The lobster has a wide diet, hunting live prey and scavenging on dead organisms.

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