Water guns and pheromones are the new weapons in the fight against Asia carp in the Great Lakes and the Mississippi river system in the USA.
The new tactics are detailed in the president's 2013 Asian carp control plan.
The fish appeared in the river after escaping from flooded aquaculture ponds in the south. Since then, the fish have disrupted native populations and the delicate balance of aquatic ecosystems.
Good fisheries policies help the poor, says Steven Hall of WorldFish. This article looks at why fisheries policy makers and how they ''get it wrong".
The Maine Technology Institute (MTI), USA has awarded grants and loans totaling US$1.66 million to 27 Maine companies.
The cash, which ranges from $1,116 to nearly $500,000, will help companies across a range of sectors, including aquaculture, develop innovative products.
One of the aquaculture beneficiaries is Maine Coast Sea Vegetables, Franklin which received $19,842 to help develop seeded nets and ropes for seaweed aquaculture.
The USA has halted imports of salmon from Marine Harvest's Chilean farms due to contamination.
The FDA banned imports following the discovery of the carcinogenic chemical, crystal violet, in a shipment of salmon to the USA.
Marine Harvest has launched an official investigation into the source of the crystal violet.
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| English: Downloaded from http://fl.biology.usgs.gov/pics/nonindig_fish/nonindig_fish/nonindig_fish_24.html Credits : US Geological Survey -- Florida Integrated Science Center, Gainesville (Photo credit: Wikipedia) |
