Surfside's Sea Turtle Nest Made History. Then It Disappeared.
October 1, 2026
October 1, 2026
At about 3 p.m. on September 16, someone walking the sand near the Seal Beach National Wildlife Refuge flagged down lifeguards about what looked like an injured turtle coming out of the surf. It wasn't injured. She was digging.
By the time Huntington Beach Fire Department lifeguards worked out what they were watching, an olive ridley sea turtle, a tropical species whose nearest known nesting beaches sit in Baja California near Todos Santos, had already started laying eggs in the sand off Surfside. NOAA Fisheries confirmed it as the first naturally documented sea turtle nest ever recorded anywhere on the U.S. West Coast. Not the first in Orange County. The first, period, on a coastline that stretches from San Diego to Seattle.
Three days later, on September 19, a second turtle showed up laying eggs near the Huntington Beach Pier, close enough to the first site that lifeguards initially assumed it was the same animal circling back. It wasn't. Wildlife officials ran an analysis of body shape and shell pattern and confirmed two distinct turtles had nested independently within a few miles of each other, an outcome NOAA's own Marine Turtle Ecology and Assessment Program lead, Jeffrey Seminoff, called unexpected even by the standards of a species known for showing up in strange places.
The response moved fast because the jurisdiction lines were already drawn. Huntington Beach Fire Department Marine Safety lifeguards worked the pier site, Seal Beach Lifeguards handled Surfside, and both departments looped in NOAA Fisheries and the U.S. Fish and Wildlife Service, who split responsibility the same way they do for every listed sea turtle in the country: NOAA covers what happens in the water, Fish and Wildlife covers what happens on the beach. Both cities ran extra patrols on their stretches of sand. The City of Huntington Beach's own release on the discovery credits the coordination between the two lifeguard agencies for how quickly both nests got roped off, fenced, and marked with interpretive signage before the story went national.
Here's the part that didn't make most of the wire coverage. The eggs aren't on the beach anymore.
This past Friday, with Hurricane Polo churning far offshore and forecasters flagging high surf and elevated tides for the weekend, biologists made the call to dig up both nests rather than risk losing them to a wash-over. They recovered 204 eggs combined and moved them to the Aquarium of the Pacific in Long Beach, where they're now incubating in a temperature-controlled setting instead of in the sand where they were laid. The plan, according to NOAA, is to return them to their original nesting beaches once they're ready.
That's a meaningful shift from how most sea turtle nests are managed. Leaving eggs in place is the default almost everywhere they nest, because moving them changes incubation conditions and moving them poorly can kill an entire clutch. But Surfside and the Huntington Beach Pier aren't Costa Rica. They're urban Southern California beaches sitting directly in the path of a hurricane-driven swell, and officials judged the relocation gave the eggs a better shot than staying buried through a storm. Aquarium of the Pacific president and CEO Jeff Flocken put it plainly in a statement, saying that as animals adapt to a changing world in unexpected ways, people will need to adapt too and make room for it.
The fencing and signage at both sites are still standing, though, and that's not just leftover caution. Olive ridleys typically nest two to three times in a single season, about two weeks apart, usually returning to the same general stretch of coastline each time. NOAA's team is watching both locations for exactly that possibility. If either turtle comes back to nest again, it would likely happen on the same beach, within the same rough footprint already marked off.
Olive ridleys are built for warm water. They're the smallest of the seven sea turtle species, topping out around 100 pounds and three feet long, with an olive-green, heart-shaped shell that gives them their name. Their major nesting populations sit in Mexico, Nicaragua, Costa Rica, and Panama, where thousands can come ashore in a single synchronized event called an arribada. Solitary nesting, like what happened here, is the more common pattern outside those mass events, but even solitary nesting had never been documented north of a handful of scattered nests near Magdalena Bay on the Pacific side of Baja. Nothing had ever been recorded farther north than that until this September.
Seminoff isn't ready to pin the cause on any one thing. Sea turtles navigate using multiple environmental cues, and this year's unusually warm ocean water, driven by what climate scientists are calling one of the strongest El Niño patterns on record, is the leading theory but not the only one. Storm activity churning through the Pacific could have played a role in pushing the turtles off their usual track as well. Todd Steiner, an ecologist who founded the Turtle Island Restoration Network and has tracked California sea turtle sightings for decades, pointed to the last time this kind of thing made news in the state: an olive ridley that came ashore alive on Shell Beach in Tomales Bay on Thanksgiving of 2002. That turtle didn't nest. It just showed up healthy, which was rare enough on its own at the time.
Temperature is also going to decide something else about these particular eggs. Sea turtle sex isn't fixed at fertilization the way it is in mammals. It's set by the temperature the eggs experience during incubation, and for olive ridleys, sand or incubator temperatures around 87 degrees Fahrenheit and above produce almost entirely female hatchlings. Given how warm the water and sand have been running this year, and now that the eggs are incubating under controlled conditions at the aquarium, the batch that eventually hatches is likely to skew heavily female.
The eggs were laid on September 16 and 19, and olive ridley eggs typically take 45 to 60 days to hatch. That puts the potential hatch window roughly between October 31 and November 18, assuming the eggs develop on a normal timeline at the aquarium. NOAA hasn't published an exact date, and given that this is the first time anyone has managed this species' eggs in a facility rather than on a nesting beach, some flexibility in that window would make sense.
A few things worth keeping in mind if you're out on the sand between now and then:
Nobody managing this expected an olive ridley to nest anywhere in the continental United States, let alone twice within a few miles of each other in the same week. Whatever comes out of those incubators at the Aquarium of the Pacific in the next few weeks will be swimming out from a stretch of sand that residents here walk past every day, on a species map that didn't include this coastline until this September.
If something changes at either site, or if a third nest turns up before the season ends, Nick Lombardo will be following it the same way he follows everything else happening on this stretch of coast. Reach out any time you want the latest on what's actually going on in Seal Beach.
This article is general information, not legal, tax or financial advice. Consult a qualified professional about your situation.
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