NRA River corridor survey data from 1990s - River Colne and Tributaries
Citation
Essex Wildlife Trust Biological Records Centre (2023). NRA River corridor survey data from 1990s - River Colne and Tributaries. Occurrence dataset https://doi.org/10.15468/xfcxd4 accessed via GBIF.org on 2024-12-15.Description
Former National Rivers Authority paper records held by and digitised by Essex Wildlife Trust Biological Records Centre. Data consists of plant records for predominant species along each section and bird data. Recorder names and exact dates are unknown therefore year dates are approximate. Gridreferences are approximate, please see summary maps and individual section maps for exact locations. Originally collected for use by the National Rivers Authority, This dataset digitised by Essex Wildlife Trust Biological Records Centre with funding from the Environment Agency.
Purpose
Sampling Description
Quality Control
Geographic coverage is comprehensive but key species only are recorded for each section so this report should not be regarded as having comprehensive taxonomic coverage. Records have been checked and validated but have not been independently verified.Method steps
- All data is derived from field records, this dataset is digitised and collated from river section summary reports and associated sketch maps. All data has been checked and validated.
Additional info
Paper records and scanned copies of the original dataset are held by Essex Wildlife Trust Biological Records centre; www.essexwtrecords.org.uk. See also Essex Rivers Hub http://www.essexrivershub.org.uk/ for further information on this catchmentTaxonomic Coverages
Geographic Coverages
Bibliographic Citations
Contacts
originatorEssex Wildlife Trust Biological Records Centre
metadata author
Essex Wildlife Trust Biological Records Centre
distributor
NBN Atlas
27 Old Gloucester St, Holborn
London
WC1N 3AX
London
GB
email: admin@nbnatlas.org
Dr Lorna Shaw
administrative point of contact
position: editor
email: records@essexwt.org.uk