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   set  data   graph     files  public National Marine Fisheries Service (NMFS) West Coast Region (WCR) Whale Entanglement Data,
1982-2022
   ?   F   I   M   background (external link) RSS Subscribe NOAA/NMFS/WCR/PRD WCRWhaleEntanglements

The Dataset's Variables and Attributes

Row Type Variable Name Attribute Name Data Type Value
attribute NC_GLOBAL cdm_data_type String Other
attribute NC_GLOBAL contributors String Whale entanglements reported to the NMFS WCR office from opportunistic sightings from a variety of sources including whale entanglement response network, whale watch vessels, sport fishing vessels, members of the public from on-water and shore, researchers, government organizations, and commercial fisheries observers.
attribute NC_GLOBAL Conventions String CF-1.6, ACDD-1.3, COARDS, NCCSV-1.1
attribute NC_GLOBAL coverage String California, Oregon, Washington, includes whale entanglements of US origin reported from Mexico and Canada
attribute NC_GLOBAL creator_email String lauren.saez at noaa.gov
attribute NC_GLOBAL creator_name String Lauren Saez
attribute NC_GLOBAL creator_url String https://www.fisheries.noaa.gov/region/west-coast (external link)
attribute NC_GLOBAL defaultGraphQuery String longitude,latitude,Year&.draw=markers&.marker=5|5&.color=0x000000&.colorBar=|||||
attribute NC_GLOBAL Easternmost_Easting double -105.27
attribute NC_GLOBAL geospatial_lat_max double 57.4999
attribute NC_GLOBAL geospatial_lat_min double 20.61
attribute NC_GLOBAL geospatial_lat_units String degrees_north
attribute NC_GLOBAL geospatial_lon_max double -105.27
attribute NC_GLOBAL geospatial_lon_min double -134.5677
attribute NC_GLOBAL geospatial_lon_units String degrees_east
attribute NC_GLOBAL infoUrl String https://www.fisheries.noaa.gov/resource/document/large-whale-entanglements-us-west-coast-1982-2017 (external link)
attribute NC_GLOBAL institution String NOAA/NMFS/WCR/PRD
attribute NC_GLOBAL license String The data may be used and redistributed for free but is not intended
for legal use, since it may contain inaccuracies. Neither the data
Contributor, ERD, NOAA, nor the United States Government, nor any
of their employees or contractors, makes any warranty, express or
implied, including warranties of merchantability and fitness for a
particular purpose, or assumes any legal liability for the accuracy,
completeness, or usefulness, of this information.
attribute NC_GLOBAL Northernmost_Northing double 57.4999
attribute NC_GLOBAL publisher_email String Lynn.Dewitt at noaa.gov
attribute NC_GLOBAL source String NMFS WCR Whale Entanglement Response (ERD) Database
attribute NC_GLOBAL sourceUrl String (local files)
attribute NC_GLOBAL Southernmost_Northing double 20.61
attribute NC_GLOBAL standard_name_vocabulary String CF Standard Name Table v70
attribute NC_GLOBAL subsetVariables String Common_Name,Report_County,State,Alive_Dead,Entanglement_Type,Entanglement_Fishery
attribute NC_GLOBAL summary String Publishing U.S. West Coast whale entanglement data from 1982-2019. Dataset included as an appendix to the NMFS Technical Memorandum Large whale entanglements off the U.S. West Coast, from 1982-2017 (Saez, et. al., 2020) and updated to include the published 2018 and 2019 whale entanglement report data. Updated to reflect an entanglement data review post-publication in 2020-2022.
attribute NC_GLOBAL time_coverage_end String 2023-12-01T00:00:00Z
attribute NC_GLOBAL time_coverage_start String 1982-03-01T00:00:00Z
attribute NC_GLOBAL title String National Marine Fisheries Service (NMFS) West Coast Region (WCR) Whale Entanglement Data, 1982-2022
attribute NC_GLOBAL Westernmost_Easting double -134.5677
variable time   double  
attribute time _CoordinateAxisType String Time
attribute time actual_range double 3.837888E8, 1.7013888E9
attribute time axis String T
attribute time description String The year and month of the first reported observation of the entangled whale. Any subsequent sightings or dates that actions took place (e.g., a disentanglement response) are also included in the database and listed by corresponding date. All information is recorded, but linked to the original date of the first observation
attribute time ioos_category String Time
attribute time long_name String Time
attribute time standard_name String time
attribute time time_origin String 01-JAN-1970 00:00:00
attribute time units String seconds since 1970-01-01T00:00:00Z
variable latitude   float  
attribute latitude _CoordinateAxisType String Lat
attribute latitude actual_range float 20.61, 57.4999
attribute latitude axis String Y
attribute latitude ioos_category String Location
attribute latitude long_name String Latitude
attribute latitude standard_name String latitude
attribute latitude units String degrees_north
variable longitude   float  
attribute longitude _CoordinateAxisType String Lon
attribute longitude actual_range float -134.5677, -105.27
attribute longitude axis String X
attribute longitude ioos_category String Location
attribute longitude long_name String Longitude
attribute longitude standard_name String longitude
attribute longitude units String degrees_east
variable CaseID   String  
attribute CaseID description String The initial identification number assigned to the case. The Case ID Number should be assigned by a NMFS Regional Stranding Coordinator. The format is as follows YYYYMMDDGs. Four digit year, two digit month, two digit day, followed by a two letter code for the scientific name, Genus species. Scientific name codes are: Ba=Minke, Bb=Sei, Bm=Blue, Bp=Fin, Er=Gray, Mn=Humpback, Oo=Killer, and Pm=Sperm and Uk=Unknown whale.
attribute CaseID ioos_category String Other
attribute CaseID long_name String Case ID
variable Year   int  
attribute Year _FillValue int 2147483647
attribute Year actual_range int 1982, 2023
attribute Year description String The year of the first reported observation of the entangled whale. Any subsequent sightings or dates that actions took place (e.g., a disentanglement response) are also included in the database and listed by corresponding date. All information is recorded, but linked to the original date of the first observation
attribute Year ioos_category String Time
attribute Year long_name String Year
variable Common_Name   String  
attribute Common_Name description String Species identification (ID) initially relies on information provided by the reporting party. When the reporting party is able to provide photos or videos, this increases the Review Team's ability to confirm or later modify the initial species ID, as appropriate. For those reports where the entangled whale cannot be identified to species or the initial report is considered unreliable, it is recorded as unidentified in the database. In some cases, when the species ID was initially considered an "unidentified" whale by the reporting party, the Review Team was able to confirm the whale species from photos or videos associated with the report, or from a resight. The Review Team's decision-making process to confirm species ID is included in the record.
attribute Common_Name ioos_category String Other
attribute Common_Name long_name String Common Name
attribute Common_Name units String km
variable Report_County   String  
attribute Report_County description String County nearest the position where the entangled animal was first sighted. If offshore the county is determined by nearest landfall due east
attribute Report_County ioos_category String Other
attribute Report_County long_name String Report County
variable State   String  
attribute State description String State nearest the position where the entangled animal was first sighted.
attribute State ioos_category String Other
attribute State long_name String State
variable Alive_Dead   String  
attribute Alive_Dead description String This records if the entangled whale is initially reported as being alive or dead.
attribute Alive_Dead ioos_category String Other
attribute Alive_Dead long_name String Alive or Dead
variable Entanglement_Type   String  
attribute Entanglement_Type description String The identification of the entangling gear or the determination that the entangling gear came from a specific fishery relies on information and any documentation provided by the reporting party and/or responders to the NMFW WCR. This includes photographs, video, or the gear retrieved off the animal. Along the U.S. West Coast, certain fisheries have gear marking requirements that are put forth under State and Federal regulations, as well as other characteristics that may be identifiable (see Fixed Gear Guide; appendix in Saez et. al., 2013). NMFS works with State, Federal, tribal fishery managers, and other experts to identify and verify that the entangling gear is accurately assigned to a specific fishery. Because NMFS fishery observers are assigned to a specific fishery, any reports provided by them is assigned to that specific fishery. If a fisherman self-reports an entangled marine mammal, typically reported as bycatch, that report is assigned to the fisherman's specific fishery. Fishermen are required to self-report within 48 hours of returning to port, only if the marine mammal was injured or killed. If the entangling gear could not be identified or assigned to a specific fishery, it was assigned as unknown. For example, when the reporting party used only the term "line" to describe the entangling gear, the Review Team used a conservative approach and assigned the entangling gear as unknown, because it could be from a pot/trap, net, or other fishing source (e.g., mooring line). When netting was described/documented on a confirmed entanglement report, it was coded in general as a "Net" entanglement in the database. The Review Team determined that the likelihood for a reporting party to accurately identify netting as the correct entangling gear is higher due to its appearance than other types of gear. Reporting party gear type identification is often speculative (e.g. based solely on visible floats and/or line) and is categorized as unconfirmed unless there is additional conclusive information. All reports are ultimately categorized on a case-by-case basis when making these assessments.
attribute Entanglement_Type ioos_category String Other
attribute Entanglement_Type long_name String Entanglement Type
variable Entanglement_Fishery   String  
attribute Entanglement_Fishery description String The entangling material has been identified or described with enough information to characterize as fishery origin. Can include general fishery type and/or more specific fishery ID. Examples include Oregon Dungeness crab pot, California lobster pot, gillnet or Unknown.
attribute Entanglement_Fishery ioos_category String Other
attribute Entanglement_Fishery long_name String Entanglement Fishery
variable Entanglement_Fishery_Code   String  
attribute Entanglement_Fishery_Code description String The entangling material has been identified or described with enough information to characterize as fishery origin. Fisheries were coded as: Dcc= Dungeness crab commercial, Dcr= Dungeness crab recreational, Dgn= Drift gillnet, Gn= Gillnet, Lb= Lobster, Nt= Netting, Rc=Rock crab, Sb= Sablefish pot, St= Salmon troll, Sp= Spot prawn, Spr= Spot prawn recreational, Un= Unknown, Ot= Other (e.g.., cables, weather buoys)
attribute Entanglement_Fishery_Code ioos_category String Other
attribute Entanglement_Fishery_Code long_name String Entanglement Fishery Code
variable Entanglement_Response   String  
attribute Entanglement_Response description String Code for entanglement response are: Yes (Y), No (N), or Dead. Any attempt at intervention, including measures attempted by a trained disentanglement team1, and includes searching for the entangled whale, even if the whale is not found. Entanglement reports of live free-swimming and/or anchored entangled whales are classified by the level of entanglement response effort. Classifications include: a) whale not found after initial sighting; b) whale is re-sighted (no additional entanglement evaluation is possible, so disentanglement efforts are not initiated); c) stand-down (entanglement evaluated, but disentanglement efforts are not initiated for a variety of reasons); d) partial release from gear (disentanglement effort is conducted by a trained team, some gear is removed, but some gear remains on animal after team's release efforts; gear can be removed either directly by trained response team or by animal itself or a combination); e) full release from gear (disentanglement effort is conducted by trained team and all gear is removed from the animal); and whale self-release (entanglement response team is on-the-water and there is no intervention, but animal self-releases or trained observer reports the animal "throwing" the gear and self-releasing).
attribute Entanglement_Response ioos_category String Other
attribute Entanglement_Response long_name String Entanglement Response
variable Entanglement_Removed   String  
attribute Entanglement_Removed description String Codes for entanglement removed are: F, SR-F, P, SR-P, N, Dead: The intervention resulted in successful entanglement removal (F), partial removal (P), or removal was unsuccessful (N). This could also include self-release cases (SR-F, self-release full; SR-P, self-release partial). If the animal was reported as dead, entanglement response was not necessary and was coded as dead.
attribute Entanglement_Removed ioos_category String Other
attribute Entanglement_Removed long_name String Entanglement Removed

The information in the table above is also available in other file formats (.csv, .htmlTable, .itx, .json, .jsonlCSV1, .jsonlCSV, .jsonlKVP, .mat, .nc, .nccsv, .tsv, .xhtml) via a RESTful web service.


 
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