A. GULF OF MAINE ATLANTIC COD (GADUS MORHUA) STOCK ASSESSMENT FOR 2012, UPDATED THROUGH 2011 Executive Summary
the uncertainty in these sources of data and take into account the recommendations and subsequent work from the March 2012 MRIP workshop. Evaluate available information on discard mortality and, if appropriate, update mortality rates applied to discard components of the catch. Since 1964, catch of G...
Main Author: | |
---|---|
Other Authors: | |
Format: | Text |
Language: | English |
Subjects: | |
Online Access: | http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.367.5234 http://www.nefsc.noaa.gov/publications/crd/crd1311/texta.pdf |
id |
ftciteseerx:oai:CiteSeerX.psu:10.1.1.367.5234 |
---|---|
record_format |
openpolar |
spelling |
ftciteseerx:oai:CiteSeerX.psu:10.1.1.367.5234 2023-05-15T15:27:11+02:00 A. GULF OF MAINE ATLANTIC COD (GADUS MORHUA) STOCK ASSESSMENT FOR 2012, UPDATED THROUGH 2011 Executive Summary Discards Characterize The Pennsylvania State University CiteSeerX Archives application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.367.5234 http://www.nefsc.noaa.gov/publications/crd/crd1311/texta.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.367.5234 http://www.nefsc.noaa.gov/publications/crd/crd1311/texta.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://www.nefsc.noaa.gov/publications/crd/crd1311/texta.pdf text ftciteseerx 2016-01-08T01:07:12Z the uncertainty in these sources of data and take into account the recommendations and subsequent work from the March 2012 MRIP workshop. Evaluate available information on discard mortality and, if appropriate, update mortality rates applied to discard components of the catch. Since 1964, catch of Gulf of Maine Atlantic cod has ranged from 3,242 mt to 22,272 mt. Recent catches over the past five years have ranged from approximately 5,500 mt to 8,400 mt. Catch estimates prior to 1981 do not include commercial discards or estimates of recreational removals. Given the smaller mesh sizes and lower minimum retention sizes that existed pre-1977, commercial discards could have been substantial, particularly given the presence of several strong year classes in the 1970s. Since 1982, commercial landings have been the largest source of fishery removals, comprising 40-90 % of the total catch. Commercial discards constituted a large proportion of the catch between 1998 and 2003 when trip limits ranged from 30-500 lb/day (13.6 – 226.8 kg/day). Since 2006 commercial discards have accounted for <10 % of the total catch and <3 % of the catch since 2010. Major uncertainties in the commercial catch include the mis-allocation of commercial landings Text atlantic cod Gadus morhua Unknown |
institution |
Open Polar |
collection |
Unknown |
op_collection_id |
ftciteseerx |
language |
English |
description |
the uncertainty in these sources of data and take into account the recommendations and subsequent work from the March 2012 MRIP workshop. Evaluate available information on discard mortality and, if appropriate, update mortality rates applied to discard components of the catch. Since 1964, catch of Gulf of Maine Atlantic cod has ranged from 3,242 mt to 22,272 mt. Recent catches over the past five years have ranged from approximately 5,500 mt to 8,400 mt. Catch estimates prior to 1981 do not include commercial discards or estimates of recreational removals. Given the smaller mesh sizes and lower minimum retention sizes that existed pre-1977, commercial discards could have been substantial, particularly given the presence of several strong year classes in the 1970s. Since 1982, commercial landings have been the largest source of fishery removals, comprising 40-90 % of the total catch. Commercial discards constituted a large proportion of the catch between 1998 and 2003 when trip limits ranged from 30-500 lb/day (13.6 – 226.8 kg/day). Since 2006 commercial discards have accounted for <10 % of the total catch and <3 % of the catch since 2010. Major uncertainties in the commercial catch include the mis-allocation of commercial landings |
author2 |
The Pennsylvania State University CiteSeerX Archives |
format |
Text |
author |
Discards Characterize |
spellingShingle |
Discards Characterize A. GULF OF MAINE ATLANTIC COD (GADUS MORHUA) STOCK ASSESSMENT FOR 2012, UPDATED THROUGH 2011 Executive Summary |
author_facet |
Discards Characterize |
author_sort |
Discards Characterize |
title |
A. GULF OF MAINE ATLANTIC COD (GADUS MORHUA) STOCK ASSESSMENT FOR 2012, UPDATED THROUGH 2011 Executive Summary |
title_short |
A. GULF OF MAINE ATLANTIC COD (GADUS MORHUA) STOCK ASSESSMENT FOR 2012, UPDATED THROUGH 2011 Executive Summary |
title_full |
A. GULF OF MAINE ATLANTIC COD (GADUS MORHUA) STOCK ASSESSMENT FOR 2012, UPDATED THROUGH 2011 Executive Summary |
title_fullStr |
A. GULF OF MAINE ATLANTIC COD (GADUS MORHUA) STOCK ASSESSMENT FOR 2012, UPDATED THROUGH 2011 Executive Summary |
title_full_unstemmed |
A. GULF OF MAINE ATLANTIC COD (GADUS MORHUA) STOCK ASSESSMENT FOR 2012, UPDATED THROUGH 2011 Executive Summary |
title_sort |
a. gulf of maine atlantic cod (gadus morhua) stock assessment for 2012, updated through 2011 executive summary |
url |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.367.5234 http://www.nefsc.noaa.gov/publications/crd/crd1311/texta.pdf |
genre |
atlantic cod Gadus morhua |
genre_facet |
atlantic cod Gadus morhua |
op_source |
http://www.nefsc.noaa.gov/publications/crd/crd1311/texta.pdf |
op_relation |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.367.5234 http://www.nefsc.noaa.gov/publications/crd/crd1311/texta.pdf |
op_rights |
Metadata may be used without restrictions as long as the oai identifier remains attached to it. |
_version_ |
1766357634986803200 |