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Ichthyopedia/El Niño Compendium/Eastern Tropical Pacific Orca
El Niño Compendium

Eastern Tropical Pacific Orca

Photo wanted
Range status
Edge of range
Rarity this season
Legendary

A returning visitor: these orcas also came to San Diego in winter 2023 to 2024 and January 2026.

Primary biome
Reports this season
1

Sightings

2026 season, every one sourced

Southern California

  1. Sept 29, 2026
    Mission Point Park, San Diego
    A juvenile, on video validated by San Diego Whale Watch
    Source: Member Casey Cole, via a Nautical Nick sighting report · Diver post via Jarvis, Oct 1

Photos

From California this season

No photos yet. If you photographed this animal in California this season, post it to the Coastal Bulletin.

Home Range

Where it normally lives

Centered on the warm waters off Central America; Ventura County is considered the northern edge.

Range source: FOX 5 San Diego, with the California Killer Whale Project · Hoodline, Jan 28, 2026; 10News

Eastern tropical Pacific killer whales are a distinct type of killer whale. Reporting by FOX 5 San Diego, drawing on local whale researchers, describes their home range as centered on the warm waters off Central America, with Ventura County considered the northern edge.

Habitat
Open ocean and coastal waters
Size
Killer whales reach up to 32 feet and 11 tons

Identification

Killer whales are the largest members of the dolphin family. They are black on top and white underneath, with a white patch near each eye and a gray or white saddle behind the dorsal fin. They can reach 32 feet and 11 tons.

Natural History

Like all killer whales, these travel in pods. The group that visited southern California in December 2023 was 8 adults and 2 juveniles. They appear to specialize in hunting the large schools of common dolphins.

In California

These orcas are rare visitors to southern California. A pod stayed off the coast for more than 2 weeks in December 2023, and they returned to San Diego in January 2026. On September 29, 2026, a juvenile was filmed off Mission Point Park in San Diego, and San Diego Whale Watch confirmed the video.

Taxonomy

Phylum
Chordata
Class
Mammalia
Order
Artiodactyla
Family
Delphinidae
Genus / Species
Orcinus orca
Family, common name
Dolphins

Rarity

Rarity this season
Legendary
Reports this season
1

Rarity in the compendium is how often the animal has been reported on the California coast this season, not how rare it is where it normally lives. It moves as new sightings come in.

Eastern Tropical Pacific Orca — El Niño Compendium | Nautical Nick