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Sperm Whale Death Draws Great White Sharks

Shark and Whale

Whale attracts a congregation of white sharks near coastal area frequented by surfers, divers. Ocean goers advised to be on alert. On July 29, an adult sperm whale was reported […]

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Posted byDavid McGuireAugust 4, 2022August 4, 2022Tags: abalone, mendocino, Randy Fry, red triangle, shark atatck, Shark Watch, sharks, sperm whale

“Shark Watch: Shark Diversity & Community Science” – Academy Breakfast Club (Livestreamed)

“Shark Watch: Shark Diversity & Community Science” David McGuire, Shark Stewards Founder Learn all about California sharks—their diversity, behavior, & habitat—with Shark Steward’s David McGuire! A marine biologist, Academy Research […]

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How the United States Can and Must Help Save Sharks Around the World

Finned BullsharkSmall CR

American trade feeds an intense global demand for shark fins. A new bill could help close several critical gaps in the rules. Op-Eds in the Revelator June 23, 2021 – […]

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Posted byDavid McGuireJune 24, 2021June 24, 2021Tags: shark attack, shark fin, shark finning, Shark Watch, sharktober

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

Tracking California Soupfin’s Sharks to La Jolla Shores

Tope Shark

A new acoustic shark tagging study by Dr. Andrew Nosal, a shark scientist at Scripps Institution of Oceanography, reported that every three years the same soupfin sharks (Galeorhinus galeus), return to La Jolla shores.

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Posted byDavid McGuireMarch 25, 2021June 3, 2021Tags: La Jolla Cove, MPA, Scripps Institute of Oceanography, Shark Watch, sharks, soupfin sharsk

Lurking with Leopard Sharks

Shark Watch

Like many people who dive, I love sharks.  I like to dive with sharks, swim with sharks and photograph sharks.  I also commit most of my waking time working to […]

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Posted byDavid McGuireFebruary 10, 2021February 11, 2021Tags: biology, leopard sharks, San Francisco Bay, Shark Watch, sharks

White Shark Attacks on the West Coast of North America

shark attack

Relative risk and how to avoid an encounter in light of recent attack. The unfortunate death of surfer Ben Kelly at Manresa State Beach May 9 was, in all likelihood, […]

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Posted bySharkstewardsOctober 20, 2018January 4, 2023Tags: California Academy of Sciences, great white shark, kanga, red triangle, San Francisco, shark attack, shark bandz, shark shield, Shark Watch, sharktoberfest, smart buoy, surfing

Dive in for Sharks Point Lobos

Become a citizen scientist, add your observations of sharks and rays, and increase scientific knowledge. Shark Stewards collects observations of sharks and rays as part of the Shark Watch program with […]

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Posted bySharkstewardsFebruary 25, 2016Tags: citizen science, Point Lobos Marine Reserve, Shark Watch

Citizen Science of Pacific Sharks and Rays

The Shark Watch Citizen Science Project Shark Watch is an ongoing educational tool of the Shark Watch Program to teach youth and the general public about local sharks and inspire […]

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Posted bySharkstewardsFebruary 3, 2016Tags: iNaturalist, Shark Watch, sharks

Exploring and Explaining Gulf of the Farallones Marine Ecosystems

September 2015 Field Report This weekend we visited the Gulf of the Farallones twice, with each day providing unique and memorable experiences.  Saturday we lead a University of San Francisco ecosystems class […]

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Posted bySharkstewardsSeptember 15, 2015September 2, 2022Tags: Gulf of the Farallones, Shark Watch, sharks, sharktober, whales, wildlife

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Act Now

  • Passage of Driftnet Modernization Act Will End Deadly California Fishery

    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, …

  • Stop Overfishing Endangered Sharks in the Global Shark Fin Trade

    Join our Friends at Only One Expressing your Support to List 3 Families of sharks and Rays An upcoming vote at the Convention on the International Trade of Endangered Species …

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  • About
    • Mission and Vision
    • Our Team
    • Partners & Donors
    • Victories & Milestones
    • Shark Stewards DEI Statement
    • Statement Against Asian and API Hate
  • Our Work
    • Saving Sharks
    • Marine Protection
    • Adventures
      • Sharktober: Farallon Islands Wildlife Adventure
        • Farallon Island Excursion Information
      • Shark ID and MPAs Education Adventure
      • Observe and Record Sevengill Sharks
      • Sustainable Ecotourism
      • Manta and Shark ID
    • Media Production
      • Saving Sharks in the Coral Triangle
    • US Shark Fin Trade Ban
  • Science & Education
    • Shark Watch California
    • Shark Science Sheets
      • CITES Shark Science Sheets
      • Sharks of Hawaii
    • Science Programs
    • Citizen Science
    • California Marine Protected Area Network
    • Sharks Sanctuary and Marine Protection
    • White Shark Stewardship
      • How to Avoid a White Shark Attack
      • Sharktober
  • Campaigns
    • Urge DAR: No Shark Fishing Permits in Hawaii
    • WE DID IT! Saving Endangered Sharks at CITES 2022
    • Law to End Lethal California Driftnet Fishery Passes
    • US Shark Fin Sales Elimination Act Passes
    • Ocean Protection: 30% x 2030
    • Tell eBay: Stop Endangered Shark Trade
    • Stop Big Plastic From Polluting California Seas
    • Fed Ex Shark Fin Shipping
  • Get Involved
    • Contact Us
    • Adopt a Shark
    • Help Save Sharks
    • Ocean Plastics
    • Art For Sharks
    • Events
  • News
  • Shop

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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.

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