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Salmon fish farm in fjord. Norway, Bergen.; Shutterstock ID 1091461793; purchase_order: -; job: -; client: -; other: -

Life

Breeding with farmed fish is changing the life cycle of wild salmon

The evolutionary fitness of Atlantic salmon is being damaged by genetic contamination as wild fish breed with escapees from fish farms

News

robotic fish

Technology

Robotic fish scares invasive species so badly that it cannot breed

News

Northern pike / (Esox lucius)

Environment

Freshwater fish can recover from mercury pollution in just a few years

News

Hybrid. Adult fish.

Life

Hybrid salmon found in Canada may be a result of climate change

News

Female seahorses forget their pregnant male partners if separated

Life

Female seahorses forget their pregnant male partners if separated

News

Defecating fish

Environment

A lack of fish faeces is changing the flow of carbon in the ocean

News

Catch of sardines

Environment

Global demand for fish expected to almost double by 2050

News

Bluespotted stingray

Physics

Stingrays’ bulging eyes and mouths make them much faster swimmers

News

sailfin tetra

Life

Some male fish let rivals woo females and then hijack their courtship

News

fish

Life

Fish brains grow when they have to think more and shrink if they don't

The brains of fish grow in more challenging environments and shrink in less challenging ones, sometimes growing and shrinking with the seasons

News

Life

Fish are becoming addicted to methamphetamines seeping into rivers

News

Life

Male seahorses can get pregnant because they lack key immunity genes

News

Life

The deep sea hosts twice as many shapes of fish as shallow waters

News

Life

Pesticide-resistant blood-sucking lice threaten wild and farmed fish

News