Relationships between population density feeding and growth of the roach (Ratilus ratilus, L. 1758) and other coarse fish in a gravel-pit lake in Southern England
Gravel-pit lakes are an increasingly common feature of our landscape, particularly on the flood plains of rivers close to large urban or industrial areas e. g. the Thames Valley (see Fig. 1). When sand and gravel are removed from below the water table, lakes are produced by seepage into the excavati...
| Main Author: | |
|---|---|
| Format: | Thesis |
| Language: | English |
| Published: |
1976
|
| Subjects: | |
| Online Access: | https://repository.londonmet.ac.uk/7757/1/448880.pdf |