FILE - This undated file photo provided by The National Oceanic and Atmospheric Administration shows a vaquita porpoise. Mexico's Navy said Wednesday, Aug. 30, 2023, that it is planning to expand the area where it sinks concrete blocks topped with metal hooks to snag gill nets that are killing vaquita marina porpoises. (Paula Olson/NOAA via AP, File) FILE PHOTO - AP PROVIDES ACCESS TO THIS PUBLICLY DISTRIBUTED HANDOUT PHOTO PROVIDED BY THE NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION; MANDATORY CREDIT.

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