For example, in Australia researchers are using 3D printers to produce more effective tags that can be used to track large fish.
Over the last century, stocks of large fish commonly used for food have plummeted 80-90%, according to some estimates.
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In fact large fish like sharks, tuna and swordfish feed on smaller fish and can accumulate high levels of environmental pollutants like mercury.
Donald has caught the tail of his blue jacket with his line and has mistaken the tugging weight for the heft of a large fish.
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The common name of Burrunan dolphins derives from the Aboriginal Australian for "large sea fish of the porpoise kind".
Giery said the hospital's diagnosis at the time of death was that his illness was caused by food poisoning from ciguatera, a toxin sometimes found in large saltwater fish including grouper, red snapper and sea bass.
We were served a large, spicy fish with a pile of hot naan bread.
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The story said that toxic waste from the factory killed a large number of fish in a nearby river.
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Earlier this year, the firm won permission for a similarly large-scale fish farm on Loch Torridon in the north-west Highlands.
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Salmon farms have traditionally involved large numbers of fish contained in nets in inshore waters raising a number of environmental issues.
We were staying on a beach near Essaouira, and the green sauce was slathered liberally over large chunks of fish both pre- and post-grilling.
Prosecutor Morris tried to use the same tactic with the large sculpture of fish that Allen and others bought for Stevens at a charity event.
Kahlon aims to make Damsels the virtual destination for a community of power women--and a welcome barrel in which large firms will fish for female talent.
Polluted water increased health risks and harmed the ecology of the river, resulting in the deaths of large numbers of fish in "extreme cases", he told MPs.
On a large scale, cheap fish is being substituted for expensive fish without the consumer knowing.
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.
That should help prevent the ludicrous situation in which large quantities of dead fish are thrown overboard because a vessel has reached the limit of its legal quota.
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Its partner in the Penglai field, China National Offshore Oil Corporation, said nothing to the public until July 1, despite the fact that large numbers of dead fish were washing up on nearby shores.
The fish and a large amount of silt were found in the stream about a mile from Brecon at around 13:30 GMT on Friday.
One morning recently I picked up a major national newspaper and as I flipped to the metro section I was greeted by a large picture of a Koi fish.
The computer model in the study builds on decades of research that shows that most species of fish, especially large ones, have maximum growth sizes based on the availability of oxygen in the water.
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More important still, it might give him political cover to do the unthinkable: to order the arrest of the two big fish still at large, General Ratko Mladic and Radovan Karadzic (if either is in Serbia).
Anti-GMO campaigners cite a 1999 study concluding that modified fish that grow extra large would have a competitive advantage, threatening extinction of conventional varieties.
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This Five-Star resort is tucked away on seven oceanfront acres on the southern tip of Palm Beach Island, and the Ritz Kids AquaNuts facility is decidedly ocean-inspired the ceiling is blue and the room is decked out with fish nets, crab and fish rugs and has large murals of underwater scenes on the wall.
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Hydropower dams are unpopular with conservationists because they disrupt river ecosystems, kill spawning fish populations, and release large amounts of methane from decaying vegetation along riverbeds.
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The second reason is these fish occur in an extremely large, deep, muddy, river and you will never see them unless you can dedicate your life to trying to find them!
That theory was tested on a third group of data records kept by the United Nations from 1950 to 2003 of the fish and invertebrates caught in large expanses of the ocean all around the world.
With the help of many PTA volunteers, we installed a large green house, water garden with fish, bridge, butterfly garden, weather station, sundial, archaeology digging area for fossils and minerals, tree stumps for counting the rings, benches for an outdoor classroom and reading area, and over 60 different plants, shrubs and trees.
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Beyond any impact on fish, wildlife and humans, large ash clouds could negatively impact air travel.
The Real Fish Fight said boats have reported large catches of cod.
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