The assessment and exploitation of eel (ANGUILLA ANGUILLA. L) stocks in the River Thames and its catchment.
This is the assessment and exploitation of eel (Anguilla anguilla. L) stocks in the River Thames and its catchment performed by the Polytechnic of Central London and The Thames Water Authority Research Project between April 1985 and April 1986. The report makes an examination of the pre-pollution hi...
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Thames Water Authority
1986
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Online Access: | http://hdl.handle.net/1834/27175 |
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ftoceandocs:oai:aquadocs.org:1834/27175 2023-05-15T13:27:18+02:00 The assessment and exploitation of eel (ANGUILLA ANGUILLA. L) stocks in the River Thames and its catchment. Thames Water Authority 1986 application/pdf 77 http://hdl.handle.net/1834/27175 en eng Thames Water Authority London, UK http://fba.org.uk http://hdl.handle.net/1834/27175 dis@fba.org.uk http://aquaticcommons.org/id/eprint/10902 1256 2013-03-22 13:41:11 10902 Environment Agency, UK (Freshwater Biological Association) Fisheries Limnology Management England Thames Estuary eel Fishery data Migratory species Fish populations Pollution effects Population density monograph 1986 ftoceandocs 2023-04-06T17:03:22Z This is the assessment and exploitation of eel (Anguilla anguilla. L) stocks in the River Thames and its catchment performed by the Polytechnic of Central London and The Thames Water Authority Research Project between April 1985 and April 1986. The report makes an examination of the pre-pollution history of the Thames eel fishing industry to permit an assessment of the recovery of the eel stock following the cleaning up of the Tideway. Archive material shows that the 19th Century stock was larger and more widely distributed than it is today, and the natural recruitment of elvers to the system is now much smaller. Sampling of commercial catches and trapping studies, including comparisons of different mesh sizes, have been undertaken in order to develop a statistical model of the Inner Estuary eel stock and its fishery. Local migrations and activity throughout the year are studied. Electro—fishing methods and eel traps are compared using mark-recapture techniques in order to develop an accurate means of assessing relative abundance and distribution. Work so far has concentrated mainly on the Rivers Darent and Roding but a preliminary distribution map for the whole catchment has been prepared. An experimental trapping site was established on the River Darent to investigate natural recruitment and up—river migration of elvers and juvenile eels. 1790 small eels were taken in 1985 providing information on the scale, timings and factors affecting the migration. Environment Agency Archives North West + appendices Book Anguilla anguilla IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications |
institution |
Open Polar |
collection |
IODE-UNESCO: OceanDocs - E-Repository of Ocean Publications |
op_collection_id |
ftoceandocs |
language |
English |
topic |
Fisheries Limnology Management England Thames Estuary eel Fishery data Migratory species Fish populations Pollution effects Population density |
spellingShingle |
Fisheries Limnology Management England Thames Estuary eel Fishery data Migratory species Fish populations Pollution effects Population density The assessment and exploitation of eel (ANGUILLA ANGUILLA. L) stocks in the River Thames and its catchment. |
topic_facet |
Fisheries Limnology Management England Thames Estuary eel Fishery data Migratory species Fish populations Pollution effects Population density |
description |
This is the assessment and exploitation of eel (Anguilla anguilla. L) stocks in the River Thames and its catchment performed by the Polytechnic of Central London and The Thames Water Authority Research Project between April 1985 and April 1986. The report makes an examination of the pre-pollution history of the Thames eel fishing industry to permit an assessment of the recovery of the eel stock following the cleaning up of the Tideway. Archive material shows that the 19th Century stock was larger and more widely distributed than it is today, and the natural recruitment of elvers to the system is now much smaller. Sampling of commercial catches and trapping studies, including comparisons of different mesh sizes, have been undertaken in order to develop a statistical model of the Inner Estuary eel stock and its fishery. Local migrations and activity throughout the year are studied. Electro—fishing methods and eel traps are compared using mark-recapture techniques in order to develop an accurate means of assessing relative abundance and distribution. Work so far has concentrated mainly on the Rivers Darent and Roding but a preliminary distribution map for the whole catchment has been prepared. An experimental trapping site was established on the River Darent to investigate natural recruitment and up—river migration of elvers and juvenile eels. 1790 small eels were taken in 1985 providing information on the scale, timings and factors affecting the migration. Environment Agency Archives North West + appendices |
author2 |
Thames Water Authority |
format |
Book |
title |
The assessment and exploitation of eel (ANGUILLA ANGUILLA. L) stocks in the River Thames and its catchment. |
title_short |
The assessment and exploitation of eel (ANGUILLA ANGUILLA. L) stocks in the River Thames and its catchment. |
title_full |
The assessment and exploitation of eel (ANGUILLA ANGUILLA. L) stocks in the River Thames and its catchment. |
title_fullStr |
The assessment and exploitation of eel (ANGUILLA ANGUILLA. L) stocks in the River Thames and its catchment. |
title_full_unstemmed |
The assessment and exploitation of eel (ANGUILLA ANGUILLA. L) stocks in the River Thames and its catchment. |
title_sort |
assessment and exploitation of eel (anguilla anguilla. l) stocks in the river thames and its catchment. |
publisher |
Thames Water Authority |
publishDate |
1986 |
url |
http://hdl.handle.net/1834/27175 |
genre |
Anguilla anguilla |
genre_facet |
Anguilla anguilla |
op_source |
dis@fba.org.uk http://aquaticcommons.org/id/eprint/10902 1256 2013-03-22 13:41:11 10902 Environment Agency, UK (Freshwater Biological Association) |
op_relation |
http://fba.org.uk http://hdl.handle.net/1834/27175 |
_version_ |
1766397621167980544 |