Tag: "quotas" at biology news
Illegal tuna fishing and farming leads to demise of species
...tuna farming plans and the attribution of specific quotas
of the total tuna catches for farms. Finally, WWF ...ns' fishing industries, out of their overall catch quotas
on the East Atlantic bluefin tuna stock....
Big, old fish key to restoring groundfish stocks
...mplete closure of fishing or extremely low fishing quotas
would be one approach, but this has economic repercussions and is often not acceptable to the public, he said. Requiring "catch and release" for large, older fish is not practical for most groundfish species, because their swim bladder often ruptures...
Marine researchers deliver blueprint for rescuing America's troubled coral reefs
...e integrated systems of "no take" areas as well as quotas
on harvests, they said, and "terrestrial runoff of nutrients, sediments and toxins must be greatly reduced by wiser land use and coastal development." In addition, "slowing or reducing global warming trends is essential for the long-term health of al...
Fewer fish discarded after individual transferable quotas offered
... waters compared so-called individual transferable quotas
with a previously used system of trip limits where...ndings come at a time when individual transferable quotas
are being considered for the west coast of the United States. "Economic models have assumed all alo...
For sardine and anchovy, El Nio events do not always have the same effects
...ale anchovy fishing, which was strictly limited by quotas
and the obligation to practise beyond 5 nautical miles (about 9 km) from the coast ( 4 ). Adult anchovy have therefore adapted to the changes in the environmental conditions, by extending their period of reproduction and staggering their egg-laying, ...
Migration study finds that sweeping management changes are needed to protect Atlantic bluefin tuna
...ding that led the commission to establish separate quotas
for bluefin caught in the western and eastern Atla...tic, raising serious questions about whether ICCAT quotas
protect vulnerable western bluefin that cross longitude 45W into productive eastern waters to feed. ...
Envisat radar surveillance protects endangered prehistoric fish
... drawn to Southern Ocean fisheries. However strict quotas
have been set to preserve numbers. France maintains an economic exclusion zone (EEZ) extending 360 kilometres offshore from Kerguelen Island, along with its nearby Crozet and St-Paul Amsterdam territories. Only French-owned ships are authorised to...
Illegal trade is propelling rare turtle toward extinction, new report
... under a permitting system. In Indonesia national quotas
are in place for collection and export of the turtle but to date, no licenses for collection have been issued, nor transport permits issued for movement from the wild to point-of-export within Indonesia....
Newly discovered West Coast arrhythmias cause
...s, for example, managers can better adjust fishing quotas
or regulations accordingly and fishermen can modify where and when they fish. Scientists hope to get ahead of the curve on these surprises, but many mysteries remain. Despite intense hypoxic zones, for example, Dungeness crab catches in Oregon hav...