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  • About
    • Mission and Vision
    • Our Goals and How We Get There
    • Where We Work
      • Saving the Scalloped Hammerheads of Baja
      • California Marine Protection
      • Hawai’i Kahu Manō- Guardians of the Shark
        • Respect for Hawaii Fish- Aquarium Collection
        • ‘Auamakua, Hawaii’s Spiritual Connection to the Shark
      • Sharks in the Coral Triangle
        • Indonesia Protecting Sharks and Reefs
        • Creating a Marine Protected Area in Indonesia
    • Our Team
      • Media Kit, David McGuire, Shark Stewards
    • Partners & Donors
    • Victories & Milestones
      • WE DID IT! Saving Endangered Sharks at CITES 2022
      • US Shark Fin Sales Elimination Act Signed into Law
      • Law to End Lethal California Driftnet Fishery Passes
      • Support the Papahānaumokuākea National Marine Sanctuary Designation
    • Shark Stewards DEI Statement
    • Statement Against Asian and API Hate
  • Our Work
    • Saving Sharks
    • California Marine Protected Area Network
    • Sustainable Ecotourism and Data Dives
    • Citizen Science
    • Media Production
  • Science & Education
    • Aquatic Park Stewardship
    • Community Science
    • Shark Watch California
      • Sharktober Sanctuary Wildlife Expeditions
        • Sharktober: Farallon Sanctuary and Wildlife Tours
        • Sharktober Sanctuary Tours- Instructions
      • Observe and Record Sevengill Sharks
      • Sharks of the San Francisco Bay
      • Shark ID and MPAs Education Adventure
    • Inland Ocean Academy
    • Shark Science Sheets
      • CITES Shark Science Sheets
    • Sharks of Hawaii
    • Shark Sanctuary and MPAs
    • White Shark Stewardship
      • How to Avoid a White Shark Attack
      • Sharktober- White Shark Awareness
  • Campaigns
    • Stop the Ocean Steal
    • Act Now to Defend the Endangered Species Act
    • Save the Endangered Species Act
      • PETITION TO DEFEND THE ENDANGERED SPECIES ACT
    • SHARKED Act in Senate Committee- Act Now
    • Defend Pacific Marine National Monuments From Commercial Fishing
    • Support NOAA and our National Marine Sanctuaries
    • Urgent Action to Save Oceanic Whitetip Sharks
    • Stop Big Plastic From Polluting Oceans
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Saving Endangered Oceanic Whitetip Sharks from Extinction

Oceanic Whitetip Small

Oceanic whitetip sharks were once the most common pelagic shark throughout the world, but their numbers have suffered a sharp declined due to overfishing in a mere 30 years. This […]

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Posted byDavid McGuireMay 15, 2021May 20, 2024Tags: endangered species, oceanic whitetip sharks, pelagic sharks, shark fin, shark fin sales elimination act, shark fin trade

Why Saving Sharks Makes Good Sense

Gary Rose Photography

Sharks are perfectly evolved to thrive and survive in the ocean.  Sharks have been around for over 420 million years, changing and evolving to be the creatures we know today.  […]

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Posted byDavid McGuireMay 9, 2021June 3, 2021Tags: overfishing, shark attack, shark fin, shark fin trade, Shark Watch, sharks, shrk stewards

Passage of Driftnet Modernization Act Will End Deadly California Fishery

Thresher shark in net

Bill Will Protect Marine Life, Eliminate Deadly Gear Fishing for Swordfish in West Coast Waters and Save Sharks and Encourages Shift to More Sustainable Fishing Contact: David McGuire: info@sharkstewards On February 21, […]

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Posted byDavid McGuireMay 4, 2021June 15, 2021Tags: bycatch, California, driftnet, gillnet, longlines, modernization, sharks, swordfish, whales

Sharks in the Park and Ocean Film

Banner

Join our growing network of citizen scientist divers making and sharing observations of plants, animals, and seaweeds in our California Marine Protected Areas (MPAs)

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Posted byDavid McGuireApril 25, 2021June 3, 2021Tags: earth day, events, news, sharks, women in science

USA Shark Fin Sales Elimination Act Reintroduced

SharkFins

On April 22, 2021, Representatives Gregorio Kilili Camacho Sablan(D- MP) and Michael McCaul (R-TX) reintroduced the Shark Fin Sales Elimination Act.

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Posted byDavid McGuireApril 24, 2021June 3, 2021Tags: China, mercury, shark fin, Shark fin soup, shark finning, sharks

Why Save Sharks and How

Why Save Sharks

A discussion on threats to sharks and solutions. Date: Thursday April 29 at 4:00 PM PST Note: Please click on the link at the bottom of this page to add […]

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Posted byDavid McGuireApril 20, 2021June 3, 2021Tags: docyumentary, films, great white sharks, ocean, savesharks, sharks

JinYu (Metal Fish)- The Toxic Secret in Your Fish

Ocean Film Festival

JinYu follows two young Chinese students with the NGO Shark Stewards as they investigate mercury content in fish samples collected in San Francisco and Hong Kong Chinatowns.

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Posted byDavid McGuireApril 14, 2021June 3, 2021Tags: fish, Hong Kong, International ocean film festival, mercury, San Francisco, sharks, toxicity

Inspired by Women in Ocean Science- April News

SylviaEarlmesmall

Shark Stewards is honoring women in ocean science during Women’s History Month by featuring stories shared by women on our team.

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Posted byDavid McGuireApril 10, 2021June 3, 2021Tags: blog, Marine Protected Areas, news, womeinscience

Rachel Carson: My Inspiration

Rachel Carson

I first heard of Rachel Carson as a girl at a local natural foods market called The Good Earth. I saw a mural of her on the wall, and I later learned that she had been an inspiration for this market which had an organic cafe dedicated to her. I didn’t recognize then what an influence this woman would have on my life.

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Posted byDavid McGuireApril 5, 2021June 3, 2021Tags: DDT, EPA, news, science, women

After Catching COVID, a Polar Bear Swims Again

Night Train

An open-water swimmer returns to the freezing sea, savoring the breath of life.

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Posted byDavid McGuireMarch 31, 2021June 28, 2025Tags: covid, dolphin club, Polar Bear, shark, Swimming

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Act Now

  • ACT NOW TO END THE LAST LETHAL NET FISHERY OFF CALIFORNIA

    Set gillnets are the primary threat to juvenile great white sharks in their nursery grounds off California. White sharks play an important ecosystem role, and their population is still at …

  • Campaign to Save Endangered Sharks at CITES

    Shark Stewards is joining the Shark Specialist Group with the Shark Research Institute to advocate and support new listings of sharks and rays at the Convention on International Trade In …

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  • About
    • Mission and Vision
    • Our Goals and How We Get There
    • Where We Work
      • Saving the Scalloped Hammerheads of Baja
      • California Marine Protection
      • Hawai’i Kahu Manō- Guardians of the Shark
        • Respect for Hawaii Fish- Aquarium Collection
        • ‘Auamakua, Hawaii’s Spiritual Connection to the Shark
      • Sharks in the Coral Triangle
        • Indonesia Protecting Sharks and Reefs
        • Creating a Marine Protected Area in Indonesia
    • Our Team
      • Media Kit, David McGuire, Shark Stewards
    • Partners & Donors
    • Victories & Milestones
      • WE DID IT! Saving Endangered Sharks at CITES 2022
      • US Shark Fin Sales Elimination Act Signed into Law
      • Law to End Lethal California Driftnet Fishery Passes
      • Support the Papahānaumokuākea National Marine Sanctuary Designation
    • Shark Stewards DEI Statement
    • Statement Against Asian and API Hate
  • Our Work
    • Saving Sharks
    • California Marine Protected Area Network
    • Sustainable Ecotourism and Data Dives
    • Citizen Science
    • Media Production
  • Science & Education
    • Aquatic Park Stewardship
    • Community Science
    • Shark Watch California
      • Sharktober Sanctuary Wildlife Expeditions
        • Sharktober: Farallon Sanctuary and Wildlife Tours
        • Sharktober Sanctuary Tours- Instructions
      • Observe and Record Sevengill Sharks
      • Sharks of the San Francisco Bay
      • Shark ID and MPAs Education Adventure
    • Inland Ocean Academy
    • Shark Science Sheets
      • CITES Shark Science Sheets
    • Sharks of Hawaii
    • Shark Sanctuary and MPAs
    • White Shark Stewardship
      • How to Avoid a White Shark Attack
      • Sharktober- White Shark Awareness
  • Campaigns
    • Stop the Ocean Steal
    • Act Now to Defend the Endangered Species Act
    • Save the Endangered Species Act
      • PETITION TO DEFEND THE ENDANGERED SPECIES ACT
    • SHARKED Act in Senate Committee- Act Now
    • Defend Pacific Marine National Monuments From Commercial Fishing
    • Support NOAA and our National Marine Sanctuaries
    • Urgent Action to Save Oceanic Whitetip Sharks
    • Stop Big Plastic From Polluting Oceans
  • Get Involved
    • Contact Us
    • Shark Buddies- Connect and Protect
    • Adventures
    • Help Us Save Sharks
    • Beach Cleanups and Surveys
    • Events
  • Shark News
  • Shop

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2150 Allston Way, Suite 460
Berkeley, CA 94704

Shark Stewards is a project of The Earth Island Institute, an environmentalist think tank founded by David Brower in 1983 and a 501(c)(3) non-profit.

Our media partner is Scubazoo, who we thank for their generous support and donation of images.