Ninety-five per cent of world's fish hide in mesopelagic zone
An international team of marine biologists has found mesopelagic fish in the earth's oceans constitute 10 to 30 times more biomass than previously thought.
Competition breeds new fish species, study finds
Competition may play an important role during the evolution of new species, but empirical evidence for this is scarce, despite being implicit in Charles Darwin's work and support from theoretical studies.
Why some fish can't go with the flow
Have you ever been snorkelling or scuba diving on a windy day when there are lots of waves? Did you notice how much that flow of water against your body affected your ability to swim and control your movements ...
Trawling restrictions crucial to preserve biodiversity
A Western Australian study has found that restricting trawling to 20-40 per cent of fishing areas in Shark Bay can mitigate the long-term impacts of commercial trawling in the region.
Survey set to prove northern fish disease-free
A joint study about to begin will determine whether populations of freshwater catfish in the country's tropical and sub-tropical regions are free of the Edwardsiella ictaluri bacterium.
Distinctive flashing patterns might facilitate fish mating
Scientists have shown for the first time that deep-sea fishes that use bioluminescence for communication are diversifying into different species faster than other glowing fishes that use light for camouflage. ...
Species matters in a noisy world
Fish exposed to increased noise levels consume less food and show more stress-related behaviour, according to new research from the University of Bristol and the University of Exeter. However, the way fish ...
EU, Iceland and Nordic mackerel quota talks break down
Negotiations over mackerel fishing quotas have fallen apart, Iceland said Thursday, extending a dispute dubbed "the mackerel war" that has been a thorny issue in the country's EU membership bid.
Increased use of medicines in Norwegian fish farming
The increase in sales of agents to treat sea lice infestations continued in 2013. However, sales of antibacterials showed a reduction compared to the previous year. Sales of anthelmintics showed a slight ...
3D scans map widespread fish disease
Seventy-five per cent of antibiotics in Danish fish farms is used to treat fish with enteric redmouth disease. With the help of 3D scans, researchers at the University of Copenhagen have mapped how the fish are infected with ...
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