{"id":1206304,"name":"fishing_pressure_mean_region","unit":"","createdAt":"2026-03-05T10:16:21.000Z","updatedAt":"2026-03-05T10:16:21.000Z","coverage":"","timespan":"1970-2018","datasetId":7425,"columnOrder":0,"shortName":"fishing_pressure_mean_region","catalogPath":"grapher/biodiversity/2020/marine_stocks_by_region_and_taxa__ramlegacy/marine_stocks_by_region_and_taxa__ramlegacy#fishing_pressure_mean_region","type":"float","datasetName":"Marine stocks by region and taxa (ramlegacy)","datasetVersion":"2020","nonRedistributable":false,"display":{},"schemaVersion":1,"presentation":{},"source":{"id":31128,"name":"RAM Legacy Database; Hilborn,et al. (2020). Effective fisheries management instrumental in improving fish stock status.","dataPublishedBy":"RAM Legacy Stock Assessment Database. 2021. Version 4.495-assessment-only. Retrieved from DOI:10.5281/zenodo.4824192.","dataPublisherSource":"","link":"https://www.ramlegacy.org/","retrievedDate":"2021-09-10","additionalInfo":"This dataset provides aggregated data on fish biomass, fishing pressure and catch by region and taxa, based on the results of the RAM Legacy Stock Assessment Database: https://www.ramlegacy.org/\n\nThis aggregated data was provided by Michael Melnychuk, researcher on the RAM Legacy Database.\n\nThese results were published in PNAS here:\nHilborn, R., Amoroso, R. O., Anderson, C. M., Baum, J. K., Branch, T. A., Costello, C., ... & Ye, Y. (2020). Effective fisheries management instrumental in improving fish stock status. Proceedings of the National Academy of Sciences, 117(4), 2218-2224. Available at: https://www.pnas.org/content/117/4/2218\n\nDefinitions are as follows:\n– 'Biomass' is a measure of biomass of fish divided by the biomass of fish at the maximum sustainable yield (B / Bmsy)\n– 'Fishing pressure' is a measure of fishing pressure divided by the pressure at the maximum sustainable yield (U / Umsy)\n– 'Catch' is a measure of the annual catch divided by the mean catch across the stock's time series"},"dimensions":{"years":{"values":[{"id":1970},{"id":1971},{"id":1972},{"id":1973},{"id":1974},{"id":1975},{"id":1976},{"id":1977},{"id":1978},{"id":1979},{"id":1980},{"id":1981},{"id":1982},{"id":1983},{"id":1984},{"id":1985},{"id":1986},{"id":1987},{"id":1988},{"id":1989},{"id":1990},{"id":1991},{"id":1992},{"id":1993},{"id":1994},{"id":1995},{"id":1996},{"id":1997},{"id":1998},{"id":1999},{"id":2000},{"id":2001},{"id":2002},{"id":2003},{"id":2004},{"id":2005},{"id":2006},{"id":2007},{"id":2008},{"id":2009},{"id":2010},{"id":2011},{"id":2012},{"id":2013},{"id":2014},{"id":2015},{"id":2016},{"id":2017},{"id":2018}]},"entities":{"values":[{"id":227271,"name":"Atlantic Ocean tunas","code":null},{"id":23,"name":"Australia","code":"AUS"},{"id":227272,"name":"Canada East Coast","code":null},{"id":227273,"name":"Canada West Coast","code":null},{"id":227274,"name":"Europe-EU NE Atl","code":null},{"id":227275,"name":"Europe-Mediterranean","code":null},{"id":227276,"name":"Europe-non-EU NE Atl","code":null},{"id":227277,"name":"Indian Ocean tunas","code":null},{"id":14,"name":"Japan","code":"JPN"},{"id":106,"name":"New Zealand","code":"NZL"},{"id":227278,"name":"Pacific Ocean tunas","code":null},{"id":81,"name":"South Africa","code":"ZAF"},{"id":295,"name":"South America","code":"OWID_SAM"},{"id":227279,"name":"US Alaska","code":null},{"id":227280,"name":"US Northeast Coast","code":null},{"id":227281,"name":"US Southeast Coast","code":null},{"id":227282,"name":"US West Coast","code":null},{"id":35337,"name":"West Africa","code":null}]}},"origins":[]}