Occurrence of Attributes in Original Text

The text related to the cultural heritage 'The English Lake District' has mentioned 'Fish' in the following places:
Occurrence Sentence Text Source
The lakes of the Lake District support three rare and endangered species of fish: the vendace, which can be found only in Derwent Water and until 2008 in Bassenthwaite Lake.
The vendace (Coregonus vandesius) is England's rarest species of fish, and is found only in the Lake District.
In recent years, some important changes have been made to fisheries byelaws covering the north west region of England, to help protect some of the rarest fish species.
In 2002, the Environment Agency introduced a new fisheries byelaw, banning the use of all freshwater fish as live or dead bait in 14 of the lakes in the Lake District.
The lakes and waters of the Lake District do not naturally support as many species of fish as other similar habitats in the south of the country and elsewhere in Europe.
Some fish that do thrive there are particularly at risk from introduction of new species.
The introduction of non-native fish can lead to the predation of the native fish fauna or competition for food.
In some cases, the introduced species can disturb the environment so much that it becomes unsuitable for particular fish.
This non-native fish has now been introduced into a number of lakes in recent years.
The eggs of other fish, for example roach, are only at risk for as little as three days.