Agriculture & Fisheries - latest news

Syndicate content

Creating sterile farmed fish

Fish spend a great deal of energy in sexual maturation and the aquaculture industry would like to avoid that by raising sterile fish. This would also prevent runaway farmed fish from mixing their genes with wild cousins. Norwegian researchers are on the case.

Pull, push and kill cabbage root flies

Cabbage root flies can devastate fields of cabbage and broccoli. But a clever defence has been developed using fungi, Chinese cabbage and clover.

Cheap hamburger could be choice steaks

Little Norwegian beef ends up being served as steaks. With new feeding and butchering techniques the country’s cattle could provide more whole cuts and less minced or ground beef.

A big salmon blow-up

New microscope technology can portray your dinner fish in a new light, through a mix of biology, handicraft – and art.

Bad news for greedy fishermen

New research in fish genetics makes it possible to determine the exact origin of any particular fish. This could make life difficult for fishermen who cannot stay away from endangered species.

Climate change makes cod grow

North Sea cod are growing far more than expected. The explanation lies in global warming.

How agriculture came to Scandinavia

The great archaeological riddle of how agriculture spread to Northern Europe now seems to have been solved.

Halibut pierced by mysterious ’projectile parasite’

Researchers have discovered a previously unknown parasite that attacks the Greenland halibut by piercing the fillet. The fish almost looks as if it were shot with a rifle.

Less Salmonella in outdoor and organic herds

A study surprisingly reveals a lower incidence of Salmonella bacteria in outdoor and organic pig herds than in conventional herds.

Diverse herrings are super survivors

New research reveals how herring genes vary with the environment. The discovery could make it easier to protect the herring stock against future challenges such as climate change.

Old spawners important for salmon rivers

Super-veterans among salmon are keys to the survival of river stocks in hard times.

Farmed salmon retains good fats

Norwegian farmed salmon is still a good source of long-chain omega-3 fatty acids, even though these fish are now fed more vegetable oils than previously.

Jobs

Follow ScienceNordic on:

What others are reading