The movements of salmon in relation to daylight

This report covers the upstream movement of 1,719 salmon in the River Leven during the year 1965. An analysis of river levels taken at hourly intervals from April to November 1965 correlated to fish movement at the exact river level when fish moved is provided. The report concludes that major quanti...

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Bibliographic Details
Main Author: Stewart , L.
Format: Book
Language:English
Published: Lancashire River Authority 1968
Subjects:
Ecology
Fisheries
Limnology
England
Lune Catchment
Rivers
Salmon fisheries
Salmo salar
Fishery surveys
Stream flow
Water use
Catch statistics
Light effects
Online Access:http://hdl.handle.net/1834/25183
Description
Summary:This report covers the upstream movement of 1,719 salmon in the River Leven during the year 1965. An analysis of river levels taken at hourly intervals from April to November 1965 correlated to fish movement at the exact river level when fish moved is provided. The report concludes that major quantities of water from the Rivers Lune and Leven can be made available for domestic and industrial supply without harming the fisheries. Environment Agency Archives North West Report of Fisheries Officer. Document contains various non-paginated graphs and maps

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