EA WARNING

[joffmiester]

http://www.environment-agency.gov.uk/ho ... 99055.aspx


Those bitterling sound just like another piscatorial alien, beginning with "c".


The "potential impacts on native fisheries" are a bit of a giveaway.

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Common freshwater fish

Non-native Fish

Non-native Fish
Find out more about non-native fish species that are a significant threat to biodiversity.

Bitterling (PDF, 123KB)
Non-Native fish widely distributed throughout the centre of Europe, now found in Cheshire and spreading east through the canal system.


Brown goldfish (PDF, 110KB)
An Asian species, populations are now present across England and Wales


Pumpkinseed (PDF, 128KB)
Non-native fish from N. America, now established populations in rivers and lakes in southern England.


Sterlet & Sturgeon (PDF, 184KB)
Present in some fisheries, however, it is illegal to keep them in a stillwater fishery and requires an ILFA licence.


Sunbleak (PDF, 103KB)
Native to continental Europe, present in rivers and lakes. Found throughout Somerset, Hampshire and also in Dorset. Distribution thought to be increasing.


Topmouth gudgeon (PDF, 116KB)
An species from Asia that is now invading waters across England and Wales.


Wels Catfish (PDF, 116KB)
Native to Central and Eastern Europe, the species has been introduced into a number of European countries, including England and Wales, where it is mainly present in lakes.


Zander (PDF, 122KB)
Introduced into the UK in 1878, now widespread in East Anglia and the Midlands, in rivers, canals and lakes. Some populations in Southern England.