Skip to content
  • 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
        • Support the Papahānaumokuākea National Marine Sanctuary Designation
      • 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
      • SHARKED Act HR 4051 Reintroduced by Anglers
      • Law to End Lethal California Driftnet Fishery Passes
    • Shark Stewards DEI Statement
    • Statement Against Asian and API Hate
  • Our Work
    • Saving Sharks
    • California Marine Protected Area Network
    • Sharktober: Farallon Sanctuary and Wildlife Tours
    • Sustainable Ecotourism and Data Dives
    • Shark ID and MPAs Education Adventure
    • Manta and Shark ID
    • Media Production
  • Science & Education
    • Aquatic Park Stewardship
      • Community Science
        • Citizen Science
    • Shark Watch California
      • Observe and Record Sevengill Sharks
      • Sharks of the San Francisco Bay
    • 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
  • Campaigns
    • Support NOAA and our National Marine Sanctuaries
      • Support Pacific Marine Sanctuaries
    • Urgent Action to Save Oceanic Whitetip Sharks
    • End the Last lethal Net Fishery off California
    • Stop the EU Shark Fin Trade 
    • Tell eBay: Stop Endangered Shark Trade
    • Stop Big Plastic From Polluting Oceans
  • Get Involved
    • Contact Us
    • Shark Buddies- Connect and Protect
    • Adventures
      • Farallon Island Excursion Information
      • Sharktober Sanctuary Tours- Instructions
    • Art For Sharks
    • Help Us Save Sharks
    • Beach Cleanups and Surveys
    • Events
  • Shark News
  • Shop
Donate

Do Sharks Speak?

Swell shark and case

Sharks are often called the Silent Killer, but are they really silent? Communication can include many senses, and sharks have senses that few other species possess. Sharks have evolved as […]

Read More
Posted byDavid McGuireJanuary 31, 2025January 31, 2025Tags: bull sharks, hammerhead sharks, predators, reef sharks, science, shark attack, shark communication, sharks

Water Monitoring Training and Cleanup, Aquatic Park

Kids Cleanup

Join our Aquatic Park Stewards testing water quality, cleaning up marine debris and helping maintain the lagoon and park.

Read More

Ocean Academy

David and Kids

Newport Beach Cleanup, Back Bay with the Kids from our Ocean Academy Anaheim 

Read More

Underwater Cleanup Catalina- Join us!

Join Shark Stewards at our booth and get a free sticker.

Avalon Harbor Underwater Cleanup Feb. 22, 2025
One of Southern California’s major dive events!

Read More

Annual Festival of Whales and Shark Booth

Kids and balloon

Save the date for the 54th Annual Festival of Whales happening March 7-9, 2025!

Join Shark Stewards at our booth and win an opportunity for a shark safari with us!

Read More

SCUBA Show Long Beach

Scuba Show

JOIN SHARK STEWARDS at the SCUBA SHOW LONG BEACH!

Long Beach Convention Center Long Beach, California

Read More

Hope for Sharks and Marine Habitat

Karina Small

Shark Newsletter December 24, 2024 View this email in your browser This year, as part of our Kahu Manō campaign to reduce retention and bycatch of critically endangered sharks, Shark […]

Read More
Posted byDavid McGuireJanuary 17, 2025January 17, 2025Tags: annual report, Conservation, end of year, hawaii, oceanic whitetip sharks, overfishing, Pacific, sharks, Tuna, volunteers

Dead Sharks and Rays in Aquatic Park

Dead male leopard shark

During the week of February 6 a colleague reported via Reddit seeing several dead bat rays and leopard sharks at Berkeley’s Aquatic Park. After investigating, a biologist from Shark Stewards recorded nearly 20 dead leopard sharks and bat rays at Aquatic Park.

Read More
Posted byDavid McGuireJanuary 13, 2025January 27, 2025Tags: aquatic park, Bat ray, Berkeley, leopard shark, San Francisco Bay, sharks, stranding

Shark Sex- How Sharks Do It

Swell shark and case

Shark sex- How sharks reproduce- a diversity of strategies from asexual to eggs to sexual reproduction. Sharks are amazing!

Read More
Posted byDavid McGuireJanuary 3, 2025February 3, 2025Tags: biology, great white shark, sex, sexuality, sharks

I Wish You Water- Remembering J Nichols

Extinction

2024 will be remembered for many momentous events, from ongoing wars, to the election, to the specter of a new global virus. This year, the world also suffered a truly tragic loss in the ocean conservation world with the untimely passing of Wallace “J” Nichols.

Read More
Posted byDavid McGuireDecember 30, 2024January 20, 2025Tags: blue marble, blue mind, Sea turtles, sharks, Wallace J Nichols

Posts pagination

Newer posts 1 2 3 4 5 … 40 Older posts

Cart

Products

  • Holiday Mug Healthy Sharks and Oceans Mug $19.99 Original price was: $19.99.$15.99Current price is: $15.99.
  • keychain Shark Keychain $15.00 Original price was: $15.00.$12.50Current price is: $12.50.
  • trucker hat Hammerhead Hats $25.00
  • science book Sharks for Kids: A Junior Scientist's Guide to Great Whites, Hammerheads, and Other Sharks $14.99

Act Now

  • Kona Gold: the Yellow Tang

    Due to its bright color and behavior, the yellow tang is also one of the most popular marine aquarium fish. Collected in the wild, Lemon Tangs can bring some of …

  • Sanctuaries and NOAA in Peril

    Budget cuts and the potential stripping of marine protection in our National Marine Sanctuaries is an imminent threat to over fifty years of wildlife and habitat in the USA. Shark …

Love Sharks? Subscribe to our newsletter to get shark news on important issues and events.

Sitemap

  • 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
        • Support the Papahānaumokuākea National Marine Sanctuary Designation
      • 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
      • SHARKED Act HR 4051 Reintroduced by Anglers
      • Law to End Lethal California Driftnet Fishery Passes
    • Shark Stewards DEI Statement
    • Statement Against Asian and API Hate
  • Our Work
    • Saving Sharks
    • California Marine Protected Area Network
    • Sharktober: Farallon Sanctuary and Wildlife Tours
    • Sustainable Ecotourism and Data Dives
    • Shark ID and MPAs Education Adventure
    • Manta and Shark ID
    • Media Production
  • Science & Education
    • Aquatic Park Stewardship
      • Community Science
        • Citizen Science
    • Shark Watch California
      • Observe and Record Sevengill Sharks
      • Sharks of the San Francisco Bay
    • 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
  • Campaigns
    • Support NOAA and our National Marine Sanctuaries
      • Support Pacific Marine Sanctuaries
    • Urgent Action to Save Oceanic Whitetip Sharks
    • End the Last lethal Net Fishery off California
    • Stop the EU Shark Fin Trade 
    • Tell eBay: Stop Endangered Shark Trade
    • Stop Big Plastic From Polluting Oceans
  • Get Involved
    • Contact Us
    • Shark Buddies- Connect and Protect
    • Adventures
      • Farallon Island Excursion Information
      • Sharktober Sanctuary Tours- Instructions
    • Art For Sharks
    • Help Us Save Sharks
    • Beach Cleanups and Surveys
    • Events
  • Shark News
  • Shop

Facebook Instagram Youtube

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.