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El Niño Compendium

Sabertooth Blenny

Photo wanted

Also calleddiente sable

Range status
Edge of range
Rarity this season
Legendary

The listed range includes 1 California locality, King Harbor in Redondo Beach, then picks up again at Isla de Cedros in central Baja California. Notable for numbers: 7 iNaturalist records in 2026.

Primary biome
Secondary biomes
Reports this season
7

Sightings

2026 season, numbered oldest first, every one sourced

  1. #5Nov 1, 20262 reports
    Scripps Pier, La Jolla
  2. #4Oct 31, 20261 report
    Scripps Pier, La Jolla
  3. #3Oct 30, 20262 reports
    Scripps Pier, La Jolla
  4. #2Oct 29, 20261 report
    San Diego County
  5. #1July 11, 20261 report
    Mission Beach, San Diego

About this fish

What it is, where it comes from, and whether it has been here before

How it lives

Adults live in empty shells left by tube-forming snails, often with the head poking out of the opening. FishBase says they join loose groups of look-alike rainbow wrasse and dart out to nip passing fish. Skin and mucus from larger fish are the main food, and they also eat eggs. The eggs are attached to the walls of the shelter, and the male guards them until they hatch.

Where it normally lives

King Harbor in Redondo Beach, then Isla de Cedros in central Baja California south to Peru, including the Gulf of California, the Galapagos Islands and many other offshore islands.

This blenny lives from central Baja California south to Peru, including the Gulf of California, the Galapagos Islands and many other offshore islands. The listed range also includes 1 California locality, King Harbor in Redondo Beach, far north of the rest.

Range source: Love and colleagues, 2021 checklist of Pacific coast fishes · FishBase · Mexican Fish.com

In California

A 2001 paper gave the first California record, from King Harbor. In 2026, iNaturalist users logged 7 records: Mission Beach on July 11, La Jolla on October 29, and 5 from 1 observer at Scripps Pier from October 30 to November 1. Those 5 may include the same fish more than once.

Habitat
Shallow, weed-covered rock, including tide pools
Size
Up to about 4 inches
Depth
Surface to about 120 feet
Conservation status
Least Concern (assessed 2007)
Reports this season
7

Photos

From California this season

No photos yet. If you photographed this animal in California this season, send it in.

Identification

How to tell it from the locals

The sabertooth blenny is a small, slim fish, about 4 inches long at most. Mexican Fish describes a broad brown band running from the snout through the eye to the tail, with a narrow off-white stripe just above it. The dorsal fin, the fin along the back, is black with a blue-white edge, and the belly is off-white.

Details

Rarity this season
Legendary
Family
Blenniidae
Family, common name
Combtooth blennies
Order
Blenniiformes
Class
Actinopterygii
Genus / Species
Plagiotremus azaleus

Rarity in the compendium is Nautical Nick's call on how likely a diver is to run into the animal on the California coast this season, not how rare it is where it normally lives.