The Marine Mammal Center's hospital and visitor center in Sausalito, California is reopening to the public on June 3rd! Tickets are free but must be reserved online in advance. For important health and safety policies and to reserve your tickets, see While you wait for your visit date, shop online to support our life-saving work!

Light blue Sea Mammals youth shirt with white-outlined sea mammals depicted, including sea lion, gray whale, and sea otter.

Youth Sea Mammals T-Shirt

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The perfect t-shirt for the child who cannot pick just one favorite marine mammal! This light-blue t-shirt features six marine mammal species found along the California coast: bottlenose dolphin, sea otter, humpback whale, gray whale, and harbor seal. Best of all, this shirt glows in the dark!

Size  Sleeve Length (inches)
Bust/Chest Length (inches)
Front Length (inches)
XS 4" 13" 17"
M 5.5" 15.5" 22.5"
L 6.5" 17" 24.5"



  • Printed by a local small business in Novato, California.
  • Also features The Marine Mammal Center's logo on the back, along the neckline.