𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Factors affecting the distribution of water beetle species assemblages in drains of eastern England

✍ Scribed by M. D. Eyre; G. N. Foster; A. P. Foster


Book ID
115153505
Publisher
John Wiley and Sons
Year
1990
Tongue
English
Weight
483 KB
Volume
109
Category
Article
ISSN
0931-2048

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1. Earthworms were collected in pitfall traps from 46 moorland sites over a period of two years; mineral moorland sites were sampled by formalin solution and gave density estimates of 40-100 worms per square metre. 2. Thirteen species were found and A. chlorotica and A. caliginosa were most abundant