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What

California Blue Dorid Felimare californiensis

Observer

darrellsdives

Date

October 18, 2020 09:58 AM PDT

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What

Taylor's Social Tunicate Metandrocarpa taylori

Observer

garmonb0zia

Date

October 17, 2020 06:01 PM PDT

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What

Yellow-spotted Cadlina Cadlina flavomaculata

Observer

anudibranchmom

Date

October 17, 2020 04:53 PM PDT
Other Animals

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What

Animals Kingdom Animalia

Observer

katie877

Date

October 16, 2020 02:32 PM PDT

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What

Santa Barbara Island Dudleya Dudleya traskiae

Observer

alex_bairstow

Date

October 13, 2020 06:48 AM PDT

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What

Doridoid Nudibranchs Infraorder Doridoidei

Observer

saraellison

Date

October 15, 2020 09:55 AM PDT

Description

Very unsure what kind of nudibranch this is - looking forward to some ID suggestions! @anudibranchmom @jeffgoddard

Photos / Sounds

What

Mcdonald's Dorid Limacia mcdonaldi

Observer

dwdaniels

Date

October 15, 2020 09:15 AM PDT

Photos / Sounds

What

Smooth-tooth Aeolis Apata pricei

Observer

darrellsdives

Date

October 11, 2020 10:35 AM PDT

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What

Mimic Dorid Baptodoris mimetica

Observer

passiflora4

Date

July 20, 2020 05:59 AM PDT

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What

Red Aldisa Aldisa sanguinea

Observer

passiflora4

Date

July 20, 2020 06:56 AM PDT

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What

Red Aldisa Aldisa sanguinea

Observer

passiflora4

Date

July 20, 2020 07:42 AM PDT

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What

Laguna Beach Aeolid Diaphoreolis lagunae

Observer

passiflora4

Date

July 21, 2020 07:17 AM PDT

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What

San Diego Dorid Diaulula sandiegensis

Observer

passiflora4

Date

July 21, 2020 05:20 AM PDT

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What

Enteromorpha-eating Sapsucker Aplysiopsis enteromorphae

Observer

passiflora4

Date

October 20, 2019 03:08 PM PDT

Description

Multiple seen.

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What

Wolf Eel Anarrhichthys ocellatus

Observer

thiebaud

Date

October 3, 2020 12:20 PM PDT

Place

Z's Reef (Google, OSM)

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What

Shag-rug Nudibranch Aeolidia loui

Observer

lorri-gong

Date

May 27, 2017 08:05 AM PDT

Photos / Sounds

What

Red Rock Crab Cancer productus

Observer

thiebaud

Date

October 11, 2020 03:25 PM PDT

Photos / Sounds

Observer

mharms

Date

June 25, 2020 09:23 AM PDT

Description

Found in mud at minus tide,
Windy Cove,
Morro Bay, California

After I moved it to photograph it, the animal did not come out of its shell. It was just over 1' (25mm) long.

Hoping for ID confirmation or possible alternative ID.

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What

Black-tipped Spiny Dorid Acanthodoris rhodoceras

Observer

passiflora4

Date

February 17, 2019 02:41 PM PST

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Observer

passiflora4

Date

February 17, 2019 03:23 PM PST

Description

Shown with nudibranch predator Tritonia festiva.

Photos / Sounds

Observer

passiflora4

Date

February 17, 2019 04:09 PM PST

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Observer

pmsc

Date

October 19, 2019 09:25 AM PDT

Description

This unidentified sea cucumber was found at 130 feet on a mixed substrate of rocky reef and sand. Others like it were observed in the area. They range in length from 12-15 inches long, diameter is 2.5-3 inches

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What

Sea Clown Triopha Triopha catalinae

Observer

kierancx

Date

March 10, 2019 02:25 AM HST

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What

Golden Waxy Cap Hygrocybe flavescens

Observer

quinndjonas

Date

August 14, 2020 03:44 PM EDT

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Observer

thiebaud

Date

November 25, 2018 03:44 PM PST

Place

Boom Islet (Google, OSM)

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What

Two Spotted Keyhole Limpet Fissurellidea bimaculata

Observer

lorri-gong

Date

November 25, 2015 03:00 PM PST

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What

Elk Kelp Pelagophycus porra

Observer

tomleeturner

Date

September 19, 2020 10:40 AM PDT

Photos / Sounds

Observer

shireen

Date

September 19, 2020

Description

It looks like a Macfarlands, but much lighter without the middle strip. The rhinophores and gills are much darker.

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What

Feather Boa Kelp Egregia menziesii

Observer

dwdaniels

Date

September 18, 2020 08:40 PM PDT

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What

Striped Polyclad Worm Eurylepta californica

Observer

dwdaniels

Date

September 13, 2020 02:45 PM PDT

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What

Sunburst Anemone Anthopleura sola

Observer

lorri-gong

Date

May 25, 2016 08:02 AM PDT

Photos / Sounds

What

Orange Sea Pen Ptilosarcus gurneyi

Observer

thiebaud

Date

September 8, 2020 09:58 PM PDT

Place

Three Tree (Google, OSM)

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What

Phoenix Aeolid Cuthona phoenix

Observer

anudibranchmom

Date

September 7, 2020 01:35 PM PDT

Description

Largest (~5 mm) and most orange of the group.

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What

White-lined Dirona Dirona albolineata

Observer

thiebaud

Date

September 4, 2020 08:11 PM PDT

Place

Three Tree (Google, OSM)

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What

Orange Sea Pen Ptilosarcus gurneyi

Observer

thiebaud

Date

September 4, 2020 08:17 PM PDT

Place

Three Tree (Google, OSM)

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What

Cockscomb Nudibranch Antiopella barbarensis

Observer

darrellsdives

Date

September 5, 2020 10:27 AM PDT

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What

Whitespotted Greenling Hexagrammos stelleri

Observer

thiebaud

Date

September 4, 2020 07:50 PM PDT

Place

Three Tree (Google, OSM)

Photos / Sounds

What

White-lined Dirona Dirona albolineata

Observer

thiebaud

Date

September 4, 2020 08:09 PM PDT

Place

Three Tree (Google, OSM)

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What

Laguna Beach Aeolid Diaphoreolis lagunae

Observer

zvakanaka

Date

July 14, 2018 07:15 AM PDT

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What

Monterey Doris Doris montereyensis

Observer

hermissenda

Date

September 2, 2020 09:48 AM PDT

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What

Stubby-frond Dendronotus Dendronotus subramosus

Observer

abbyt

Date

September 2, 2020 06:52 AM PDT

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What

Branched Dendronotus Dendronotus venustus

Observer

anudibranchmom

Date

August 30, 2020 09:04 AM PDT

Description

@jeffgoddard Is this a particularly lovely D. venustus or something else? Prominent white tips and proportionally stout rhinophores, no white line on foot. Dots were larger than normal for D. venustus and white, not yellow. About 15 mm Found by @seaslugin; here's her photo: https://www.inaturalist.org/observations/58060058.

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What

Hairy Chiton Mopalia ciliata

Observer

anudibranchmom

Date

August 30, 2020 07:55 AM PDT

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What

Salt-and-pepper Doris Aegires albopunctatus

Observer

anudibranchmom

Date

August 30, 2020 10:23 AM PDT

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What

Striped Nudibranch Armina californica

Observer

thiebaud

Date

August 27, 2020 09:07 PM PDT

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What

Striped Nudibranch Armina californica

Observer

thiebaud

Date

August 27, 2020 09:08 PM PDT

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What

White-lined Dirona Dirona albolineata

Observer

thiebaud

Date

August 27, 2020 09:10 PM PDT

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What

Northern Clingfish Gobiesox maeandricus

Observer

hermissenda

Date

July 4, 2020 12:29 PM PDT

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What

Genus Doto

Observer

marco_mazza

Date

July 4, 2020 01:36 PM PDT

Description

Unsure about exact species. Photographed a smaller one of these in the same area back in the spring of 2019. I was told it may be a variation of Doto form A of Goddard (1996)

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What

Cockerell's Dorid Limacia cockerelli

Observer

marco_mazza

Date

August 15, 2020 08:46 AM PDT

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What

Strawberry Anemone Corynactis californica

Observer

imlichentoday

Date

August 20, 2020 11:55 PM EDT

Description

La Jolla Canyon ~65ft

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What

Olive's Aeolid Anteaeolidiella oliviae

Observer

anudibranchmom

Date

August 20, 2020 05:47 AM PDT

Description

50 Shades of Olive's :-)

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What

Hopkins's Rose Nudibranch Okenia rosacea

Observer

anudibranchmom

Date

August 20, 2020 05:40 AM PDT

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What

Laguna Beach Aeolid Diaphoreolis lagunae

Observer

abbyt

Date

August 18, 2020 06:29 AM PDT

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What

Black-tipped Spiny Dorid Acanthodoris rhodoceras

Observer

abbyt

Date

August 17, 2020 07:07 AM PDT

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What

Egg-eating Nudibranch Favorinus japonicus

Observer

craigahoover

Date

July 15, 2012 01:03 PM PDT

Description

Favorinus japonicus with its egg mass (far lower left) was located on a Hexabranchus sanguineus egg mass at a depth of approximately 60 feet. Length was not measured but was estimated to be approximately 1-2 cm. Water temperature was 71 degrees F.

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What

Spanish Dancer Hexabranchus sanguineus

Observer

craigahoover

Date

July 15, 2012 01:37 PM PDT

Description

Hexabranchus sanguineus was located on reef at a depth of approximately 20 feet. Length was not measured. Water temperature was 71 degrees F.

Note that locals consider this to be the distinct species, Hexabranchus aureomarginatus Ostergaard, 1955 (http://seaslugsofhawaii.com/species/Hexabranchus-aureomarginatus-a.html).

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What

Red Algae Phylum Rhodophyta

Observer

hermissenda

Date

August 17, 2020 02:43 AM PDT

Photos / Sounds

Observer

hermissenda

Date

August 17, 2020 03:44 AM PDT

Photos / Sounds

Observer

darrellsdives

Date

August 15, 2020

Description

Found this about 15 feet deep, some surge at depth, surface watere calm, La Jolla lifeguard tower had water temp posted at 65 degrees, 10-15 visability.

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Observer

jpwilliams

Date

August 14, 2020 08:12 AM PDT

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What

Sea Clown Triopha Triopha catalinae

Observer

mjonuschat

Date

August 16, 2020 09:12 AM PDT

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What

Isopods Order Isopoda

Observer

tidepoolforest

Date

July 28, 2020 06:12 PM PDT

Description

Very tiny, looked like they were eating the inside of a sea gooseberry

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What

Sponges Phylum Porifera

Observer

imlichentoday

Date

August 14, 2020 08:00 AM PDT

Description

La Jolla Cove Kelp Forest, ~50ft

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Observer

imlichentoday

Date

August 14, 2020 08:00 AM PDT

Description

La Jolla Cove Kelp Forest, ~50ft

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What

Ida's Mitre Atrimitra idae

Date

May 28, 2020 11:28 AM PDT

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Date

May 15, 2020 08:57 AM PDT

Description

35' depth
First time seen with eggs!

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What

Hopkins's Rose Nudibranch Okenia rosacea

Date

August 14, 2020 01:55 PM PDT

Description

Found in 9 fsw.

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Observer

imlichentoday

Date

August 14, 2020 08:00 AM PDT

Description

La Jolla Cove Kelp Forest, ~50ft

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Observer

thiebaud

Date

January 19, 2019 05:45 PM PST

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What

White-lined Dirona Dirona albolineata

Observer

thiebaud

Date

November 24, 2018 04:55 PM PST

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Observer

thiebaud

Date

November 24, 2018 05:12 PM PST

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What

Candy-striped Shrimp Lebbeus grandimanus

Observer

thiebaud

Date

November 24, 2018 05:17 PM PST

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Observer

thiebaud

Date

November 24, 2018 05:22 PM PST

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What

Kincaid Coastal Shrimp Heptacarpus kincaidi

Observer

thiebaud

Date

November 24, 2018 05:25 PM PST

Photos / Sounds

Observer

thiebaud

Date

November 23, 2018 05:17 PM PST

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Observer

thiebaud

Date

October 6, 2018 11:43 AM PDT

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Observer

thiebaud

Date

December 1, 2019 11:39 AM PST

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Observer

thiebaud

Date

January 20, 2019 05:52 PM PST

Photos / Sounds

Observer

thiebaud

Date

November 26, 2018 12:27 PM PST

Place

Agnew Pass (Google, OSM)

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Observer

thiebaud

Date

June 22, 2018 08:20 PM PDT

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Observer

thiebaud

Date

June 23, 2018 11:32 AM PDT

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Observer

thiebaud

Date

June 23, 2018 11:42 AM PDT

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Observer

thiebaud

Date

June 23, 2018 11:46 AM PDT

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Observer

thiebaud

Date

June 24, 2018 11:11 AM PDT

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What

White-lined Dirona Dirona albolineata

Observer

thiebaud

Date

November 1, 2019 12:02 PM PDT

Place

Redondo (Google, OSM)

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What

Penpoint Gunnel Apodichthys flavidus

Observer

thiebaud

Date

November 1, 2019 12:21 PM PDT

Place

Redondo (Google, OSM)

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What

Nanaimo Horned Dorid Acanthodoris nanaimoensis

Observer

thiebaud

Date

November 1, 2019 12:27 PM PDT

Place

Redondo (Google, OSM)

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What

White-lined Dirona Dirona albolineata

Observer

thiebaud

Date

October 4, 2019 12:11 PM PDT

Place

Redondo (Google, OSM)

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Observer

thiebaud

Date

August 30, 2019 06:18 PM PDT

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What

Plumose Anemones Genus Metridium

Observer

thiebaud

Date

September 1, 2019 10:45 AM PDT

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Puget Sound King Crab Lopholithodes mandtii

Observer

thiebaud

Date

September 1, 2019 10:48 AM PDT

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Sunflower Sea Star Pycnopodia helianthoides

Observer

thiebaud

Date

September 1, 2019 11:00 AM PDT

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What

Bivalves Class Bivalvia

Observer

thiebaud

Date

September 1, 2019 01:18 PM PDT

Place

PBC (Google, OSM)

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Observer

thiebaud

Date

September 2, 2019 09:16 AM PDT

Place

PBC (Google, OSM)

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What

Mcdonald's Dorid Limacia mcdonaldi

Observer

thiebaud

Date

August 13, 2019 12:34 PM PDT

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Opalescent Nudibranch Hermissenda opalescens

Observer

thiebaud

Date

August 13, 2019 12:54 PM PDT

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What

Black-spot Porostome Dendrodoris nigromaculata

Observer

thiebaud

Date

August 13, 2019 04:53 PM PDT

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What

Porter's Chromodorid Felimare porterae

Observer

thiebaud

Date

August 15, 2019 08:49 AM PDT

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Observer

thiebaud

Date

August 15, 2019 08:59 AM PDT