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Closure status provided by NOAA Fisheries West Coast Regional Office

Environmental Conditions

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NOAA’s Climate Prediction Center

Marine Heatwave (MHW)

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NOAA’s Marine Heatwave Forecast

Closure Area Sea Temperature

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Recent and historical monthly sea surface temperatures within the Loggerhead sea turtle conservation area.
Dataset: GHRSST MUR

Map of the Pacific Loggerhead Conservation Area (Loggerhead Closure). Map copyright: NOAA Fisheries

TOTAL Bycatch Avoidance Tool

TOTAL Time Series

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This year’s Temperature Observations To Avoid Loggerhead (TOTAL) values for the Loggerhead Conservation Area. An alert is indicated when indicator values (the timeseries) exceed a threshold of 0.77 (red horizontal line).

Download Historical TOTAL Data

Monthly Sea Surface Maps

Sea Surface Temperature 2025

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Monthly mean sea surface temperature off Southern California. The Pacific Loggerhead Conservation Area is located within the black lines and the coast. Use arrows to view the last six months of measurements.

Dataset: GHRSST MUR

Sea Surface Temperature Anomaly 2025

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Monthly mean surface temperature anomaly (deviation from the average temperature) off Southern California. The Pacific Loggerhead Conservation Area is located within the black lines and the coast. Use arrows to view the last six months of measurements.

Dataset: GHRSST MUR

The information on this page may be used and redistributed freely, but is not intended for legal use. Neither the data contributors, CoastWatch, NOAA SWFSC, 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. For official information about El Niño/La Niña contact NOAA’s Climate Prediction Center. For official information about regulation of the drift gillnet (DGN) fishery contact NOAA Fisheries West Coast Regional Office.