Sentences with phrase «sea bottom communities»
«This action is a complete turning point in potential protection of deep - sea bottom communities,» says marine biologist Les Watling of the University of Hawaii, Honolulu: «One can hope that this will lead to a global ban of bottom trawling in the deep sea, but I can't say I am optimistic on that point.
http://www.sciencemag.org/ Not exact matches
Several nations have already taken steps to restrict deep - sea bottom trawling, and Palau has banned it, but the commission is the first large fishing community to propose a ban.
Hundreds of studies on bottom trawl impacts, including those on soft sediment habitats, have shown that trawling can remove or damage structure - forming organisms, alter the composition of communities living in the sea bed (infauna) and reduce their productivity.
In permanently installed benthocosms, a research group investigates responses of bottom - dwelling communities of the Baltic and North Sea when exposed to future temperature and carbon dioxide levels.
As students comb the Atlantic Coast for evidence of toxins in phytoplankton that poison clams, mussels, and oysters, their counterparts along the Pacific Coast count bottom fish such as halibut, sand dabs, and sole to help the scientific community determine whether pollution has a negative impact on these sea creatures» breeding habits.