Fish

Million tree project launched in bid to conserve wild fish

Investigation under way after latest fish kill

Fish kills threaten 'delicate ecosystems'

'Devastation' as hundreds of fish die in River Roe

Fish die after river fills with 'brown effluent' Video, 00:00:59Fish die after river fills with 'brown effluent'

1977: Army set explosion for killer fish. Video, 00:01:221977: Army set explosion for killer fish

1953: Angel fish interlude. Video, 00:08:511953: Angel fish interlude

Poachers target city's junk food-eating fish

Donegal fish kill investigations under way

Mystery as doctor finds live goldfish in garden

Fish deaths at pub prompt pond warning

'Significant' number of dead fish in waterway

Scientist hopeful for eel future as Ely celebrates

Conservationists work day and night to study salmon

Dead fish in lake not linked to pollution - council

Parasite thought to have killed hundreds of fishes

Will technology silence shouting at the fish market?

Stricken fishes saved after sinkhole opens in river

Call for government to ban goldfish as prizes

The 'Koi Rescue Man' with 300 fish in his garden. Video, 00:01:20The 'Koi Rescue Man' with 300 fish in his garden

Mystery sea creature discovered in UK waters 

Gills Aloud? Tiny fish found making very big noise

5 Live Science Podcast. Dengue fever, sense of humour and fish skin. Audio, 54 minutes5 Live Science Podcast