Quantcast

Latest Astacidae Stories

American Crayfish Overtaking British Cousins
2012-03-16 10:43:37

Stronger, heartier American signal crayfish are taking over populations of native white-clawed crayfish in Yorkshire.

610c1b62095e93fcc4050778d1158ea01
2008-12-29 10:27:18

An agenda targeted at overturning the small numbers of the white-clawed crayfish has created 300 young this year alone in the UK.


Latest Astacidae Reference Libraries

0_0d7dedf572c897a435bcf576643006da
2008-05-04 22:57:27

The Danube Crayfish or Galician Crayfish (Astacus leptodactylus), is a species of crayfish native to eastern Europe. It can be distinguished most easily from the commoner European or broad-fingered crayfish (Astacus astacus) by the relatively thinner "fingers" of the claws. Photo Copyright and Credit

0_abeeb884742c656a7691892b7a5461cf
2008-05-04 22:26:21

The Signal Crayfish (Pacifastacus leniusculus), is an American crayfish indigenous to the western United States. Signal Crayfish were introduced in Swedish rivers and lakes to replace the native crayfish species there that were nearly exterminated from the crayfish plague that devastated the European crayfish stocks. This species has also been introduced to Japan and a number of other countries as well. Unfortunately, this species has also been introduced carelessly to some countries without...

0_0bcf70fe92e6b189712ef15848f86e0c
2008-05-02 01:28:54

The European Crayfish (Astacus astacus), also known as the Noble Crayfish or Broad-fingered Crayfish, is the most common species of crayfish in Europe, and is a traditional delicacy. Like other crayfish, the European crayfish is restricted to fresh water, living only in unpolluted streams, rivers and lakes. It is found from France throughout central Europe, to the Balkan peninsula, and north as far as parts of the British Isles, Scandinavia, and the western parts of the former Soviet Union....

47_d17d1454ac0d9d29ce7ebbf44cd4ddd8
2008-05-01 00:28:17

The White-clawed Crayfish or Atlantic Stream Crayfish (Austropotamobius pallipes), is a European freshwater crayfish, and the only species of crayfish native to the British Isles. It is found from the Balkan Peninsula to Spain and reaches its northerly limit in Great Britain and Ireland, where it also has its greatest population density. The distribution of A. pallipes is rapidly shrinking and in Great Britain it is now more or less restricted to central and northern England and eastern...

More Articles (4 articles) »
Word of the Day
donative
  • A gift; a largess; a gratuity; a present; a dole.
The word 'donative' comes from a Latin word meaning 'to give'.
Related