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VMS_Summary_2010_22/All_Fisheries_Annual (MapServer)

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Service Description: <DIV STYLE="text-align:Left;font-size:12pt"><DIV><DIV><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>These data represent estimated commercial fishing activity from </SPAN></SPAN><A href="https://www.fisheries.noaa.gov:443/node/696" STYLE="text-decoration:underline;"><SPAN STYLE="text-decoration:underline;"><SPAN>vessel monitoring system</SPAN></SPAN></A><SPAN> (VMS) data, for 2010 to 2022, for the United States West Coast. The analysis units are 1-minute grids (~1.8 km or 1 nm). VMS data are provided by NMFS office of Law Enforcement and compiled by </SPAN><A href="https://pacfin.psmfc.org/" STYLE="text-decoration:underline;"><SPAN>PacFIN</SPAN></A><SPAN> in 'Comprehensive VMS', a derived data product produced by PacFIN. Pacific States Marine Fisheries Commission (PSMFC) summarized the data using </SPAN><A href="https://www.arcgis.com:443/home/item.html?id=3e4821f2f4554992b91f4b7cf67da718" STYLE="text-decoration:underline;"><SPAN>methods developed by CalPoly and BOEM </SPAN></A><SPAN>(Wang, et al., in press), based on VMS Declaration Codes and estimated fishing speeds.</SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN>Fishing effort is summarized using available VMS data and declaration codes reported by vessel operators. Fishing effort is determined using a speed-based approach, where successive vessel positions meeting specified speed criteria are used to construct estimated fishing tracks. Vessel trip and fishing track IDs are generated in the PacFIN database by using the ‘Comprehensive VMS’ database table and applying the maximum fishing speeds associated with each declaration code as established by the CalPoly/BOEM study. Each consecutive record above speed 0 and below the maximum threshold becomes a “fishing track point”, from which the fishing tracks are created. Fishing tracks are summarized using a 1-minute grid system, with statistics calculated for each grid unit. Unique vessels are accounted for among summaries, including those associated with ‘grouped’ declaration codes. </SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN>Filtering: Data are filtered for confidentiality and to remove grids intersecting ports, those in Canadian waters, and those with over 50% of the area on land. Remaining data includes 65.0% (79,523/122,331) of grids and represents 98.9% of the track length.</SPAN></P></DIV></DIV></DIV>

Map Name: VMS Fishing Effort, All Fisheries 2010-2022 Annual

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Layers: Description: These data represent estimated commercial fishing activity from vessel monitoring system (VMS) data, for 2010 to 2022, for the United States West Coast. The analysis units are 1-minute grids (~1.8 km or 1 nm). VMS data are provided by NMFS office of Law Enforcement and compiled by PacFIN in 'Comprehensive VMS', a derived data product produced by PacFIN. Pacific States Marine Fisheries Commission (PSMFC) summarized the data using methods developed by CalPoly and BOEM (Wang, et al., in press), based on VMS Declaration Codes and estimated fishing speeds.Fishing effort is summarized using available VMS data and declaration codes reported by vessel operators. Fishing effort is determined using a speed-based approach, where successive vessel positions meeting specified speed criteria are used to construct estimated fishing tracks. Vessel trip and fishing track IDs are generated in the PacFIN database by using the ‘Comprehensive VMS’ database table and applying the maximum fishing speeds associated with each declaration code as established by the CalPoly/BOEM study. Each consecutive record above speed 0 and below the maximum threshold becomes a “fishing track point”, from which the fishing tracks are created. Fishing tracks are summarized using a 1-minute grid system, with statistics calculated for each grid unit. Unique vessels are accounted for among summaries, including those associated with ‘grouped’ declaration codes. Filtering: Data are filtered for confidentiality and to remove grids intersecting ports, those in Canadian waters, and those with over 50% of the area on land. Remaining data includes 65.0% (79,523/122,331) of grids and represents 98.9% of the track length.

Service Item Id: 771f2b62e6064d60bc691f858650f1cc

Copyright Text: NMFS OLE; Center for Marine Sciences - California Polytechnic State University, San Luis Obispo; PSMFC; BOEM

Spatial Reference: 102100  (3857)  LatestVCSWkid(0)


Single Fused Map Cache: false

Initial Extent: Full Extent: Units: esriMeters

Supported Image Format Types: PNG32,PNG24,PNG,JPG,DIB,TIFF,EMF,PS,PDF,GIF,SVG,SVGZ,BMP

Document Info: Supports Dynamic Layers: true

MaxRecordCount: 50000

MaxImageHeight: 4096

MaxImageWidth: 4096

Supported Query Formats: JSON, geoJSON, PBF

Supports Query Data Elements: true

Min Scale: 0

Max Scale: 0

Supports Datum Transformation: true



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