The theory is simple: find fish which like eating mosquito larvae and put them in ponds, rivers and wells where mosquitoes lay their eggs.
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It involves learning where sponges grow, picking the right one, prying an intact sponge from the sea bottom, and using it on their noses to root around the right areas to find fish concealed in the sand.
Listen to turn-by-turn directions from the inside of your motorcycle helmet, check your trail map from the handlebars of your mountain bike, plot your chart and find fish on your next boating trip, or steer clear of lightning strikes when flying your jet.
If the British could not find the fish, they resorted to removing the water.
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As you find other fish on your journeys, you connect to people around the world who are represented by their own set of species.
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In small streams, fish find refuge in deep pools to ride out the winter.
However, if you can't find a whole fish, a 4-pound section of cod or halibut fillet works just as well and tastes just as good.
The memory helps the fish find its way back to the mouth of its home river, and from there it uses chemical cues to locate its birth stream.
That means consumers who choose to avoid genetically engineered fish may find it difficult to do so.
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He was amazed to find that freshly caught fish and duck, frozen quickly in such a fashion, retained their taste and texture.
The first Rio Earth Summit in 1992 called for nations to find ways to conserve fish stocks and prevent international conflicts over fishing on the high seas.
Luckily, as soon as we resettled, west of Camp Pendleton in San Clemente, my mother began cooking up a storm, recreating family favorites as she was able to find Vietnamese staples such as fish sauce and sticky rice.
Moreover, those few fishermen who still have vessels may find that there are far fewer fish to be caught.
Dive shops in Florida and the Caribbean are asking clients to record where they find these ravenous consumers of native fish, and are encouraging divers to go spear fishing for them.
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In the early 1990s he had spent three years in Moscow as correspondent for the Philadelphia Enquirer, spoke Russian and liked to travel, so it is not surprising to find that he is more naive about fish than he is about Russia.
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"Even scientists sometimes find it difficult to count the number of fish in the sea, " he said.
Other factors that contribute to false results are small sample sizes, studies that show weak effects (such as a drug which works only on a small number of patients) and poorly designed studies that allow the researchers to fish among their data until they find some kind of effect, regardless of what they started out trying to prove.
They surveyed hundreds of fish and chip shops in Scotland to find out if "the delicacy" was available and if people were actually buying them.
Tagging is also helping David Welch, the head of the Canadian government's salmon programme, to find out where and why large numbers of the fish are vanishing.
You'll find rows of ponging durians and fragrant mangoes, the freshest fish and seafood, sauces, relishes and dressings - but the restaurant stalls at the far end of the market are genuinely sensational.
The harbor in New Bedford is lined with fish processing warehouses where immigrants, many of them illegal, find work.
The reef has been decimated in parts by dynamite fishing, but you will still find a huge amount of underwater life, with a smorgasbord of cuttlefish, octopus, pygmy seahorse, scorpion fish, clownfish and giant green turtles.
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