The New York Times: The PIER 39 Sea Lions Haven't Always Been There
Fisherman's Wharf San Francisco: 9 Top Things to Do (by a Local) - Trips With Tykes
The Marine Mammal Center
An Ode to 30 Years of Pier 39's Sea Lions
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Executive Profile: George Jacob, CEO, Aquarium of the Bay - San Francisco Business Times
Where are the sea lions? Have they left? : r/sanfrancisco
10 Things to Do in San Francisco in January - Hellotickets
14 Fantastic Things To Do On Pier 39
Best Things to do at Pier 39
Where to Eat and Drink in Fisherman's Wharf - Thrillist
Video: Man jumps into water to harass sea lions at San Francisco's Pier 39
Sea Lions at Pier 39, The Marina, Fisherman's Wharf & the Piers, San Francisco
28 Things Not to Miss in San Francisco
