Blar i Publikasjoner fra Cristin - NIVA på emneord "Sea urchins"
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Environmental impacts of the diver operated C disc to harvest sea urchins and for kelp restoration
(NIVA-rapport;7737-2022, Research report, 2022)NIVA did a 2-day environmental evaluation of the diver operated suction device “C disc” constructed by C robotics. Because the C disc uses suction from a water pump to suck sea urchins from the seafloor, it will collect ... -
Regrowth of kelp after removal of sea urchins (Strongylocentrotus droebachiensis)
(NIVA-rapport;7431, Research report, 2019)With few natural predators, green sea urchins (Strongylocentrotus droebachiensis) have grown in numbers, grazed down large kelp forest areas in Northern Norway into urchin barrens. NIVA deployed three underwater cages ...