Survey : CIRO 9/91 (part of North Sea Groundfish Survey, Qtr 4 (FSS: IBTS4E))

Published by:
Marine Environmental Data & Information Network
Last updated:
10 July 2024
Topic:
Not added
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Summary

This survey was undertaken by Cefas as part of the North Sea Groundfish Survey, Qtr 4 (FSS: IBTS4E);

Approximately 70 core trawl stations are completed annually to provide distribution and stock composition estimates for fish species. Station, catch, length (all species) and biological data (selected species) are collected using research vessels and GOV trawls. Benthic catches are also recorded. The surveys are carried out in support of EU data regulations and as part of the Internation Bottom Trawl survey. Additional aims include collection of water temperature, salinity and litter data.

Survey took place between 23/10/1991 and 19/11/1991 on Cirolana

Equipment used during this survey :

  • Bottle Casts Nansen bottles Reversing surface and bottom
  • Otter Trawl GOV 36/47 IBTS standard spec 2 x 0.8m canvas kites
  • Otter Trawl GOV Long Wing 36/47 Standard IYFS Spec.

Survey operations were undertaken on 121 stations

80 different species were caught on this survey

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Data links

Link to the data Format File added Data preview
Cefas Data Portal N/A 10 July 2024 Not available

Additional information

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Added to data.gov.uk
2019-10-29
Access contraints
Not specified
Harvest GUID
CEFAS27c4b41e-a601-4c92-87da-596bae09bced
Extent
Latitude: 61.50° to 51.50°
Longitude: -3.00° to 8.00°
Spatial reference system
Dataset reference date
2016-06-23 (publication)
2019-10-29 (revision)
2016-06-22 (creation)
Frequency of update
notPlanned
Responsible party
Centre for Environment, Fisheries and Aquaculture Science, Lowestoft Laboratory (CEFAS) (originator, custodian, distributor, owner); Department for Environment, Food and Rural Affairs (DEFRA) (owner); European Commission (owner)
ISO 19139 resource type
series
Metadata language
eng
Source Metadata
XML
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