Kauai Sea Slugs (and other small creatures)

I thought it would be fun to document the Nudibranchs (and other small things) we have seen while diving on Kauai so here goes!!

Nerite of some sort

Caloria indica

Indian Nudibranch

Koloa Landing, Pipe Fish Pilings, Nudi Plain, Fry Baby Cove

Caloria sp. #1

Waikokos

Ceratosoma sp. #2

Lilac Ceratomsoma

Nudi Plain, Wreck

Doris pecten

Moloaa

Eubranchus sp. #6

Ahukini

Favorinus japonicus

Egg-Eating Nudibranch 

Queens Reef, Ahukini

Favorinus sp. 1

Ahukini

Glorious Noumea

Verconia sp. 4

Mauna Lau, Kamakani

Flabellina exoptata

Desirable Nudibranch

Koloa Landing, Pipe Fish Pilings

Embletonia gracilis 

Waikokos

Gold Lace Nudibranch

Halgerda terramtuentis

Koloa Landing, Pipe Fish Pilings, Nudi Plain, Lumahai

Hypselodoris bertschi

Bertsch's Nudibranch (Dot and Dash Nudibranch)

Koloa Landing, Waikokos

Imperial Nudibranch

Hypselodoris imperialis

Koloa Landing, Pipe Fish Pilings, Nudi Plain

Decorated Nudibranch
Goniobranchus decorus

Ahukini

Kangaroo Nudibranch

Ceratosoma tenue

Nudi Plain, The Landing, Hoppin Harlequin Heights

Locust Nudibranch (Pease's)

Hypselodoris peasei

Koloa Landing, Pipe Fish Pilings, Nudi Plain, Lumahai

Melibe megaceras

Compost Pile

Noumeaella rehderi

Shark Canyon

Niparaya cf. regiscorona

Mauna Lau

Peltodoris fellowsi

Fellow's Nudibranch

Nudi Plain, Sharkmanta!

Phanerophthalmus perpallidus

Waikokos

Phyllodesmium sp. #1

Nudi Plain

Pustulose Phyllidia

Phyllidiopsis loricata

Koloa Landing, Pipe Fish Pilings, Lumahai

Pteraeolidia semperi

Blue Dragon

Koloa Landing

This is possible their eggs

Dendrodoris krusensternii

Ahukini, Wreck

Red Dendrodoris

Dendrodoris sp. #1

Waikokos

Red-Margined Spanish Dancer

Hexabranchus Pulchellus

Pipe Fish Pilings

Eggs

Red-Spotted Nudibranch

Goniobranchus sp. 1

Koloa Landing

Samla bicolor

Hale o Honu, Koloa Landing

Samla cf. rubropurpurata

Ahukini

Scott Johnson

Ardeadoris scottjohnsoni

Tunnels, Moloaa

Sphinx Nudibranch

Phyllidiopsis sphingis

Lumahai

Stiliger sp. #10

Moloaa

Tenellia sp. #1

Ahukini Wall

Tenellia sp. #11

Ahukini

(feeding on a solitary hydroid)

Tenellia sp. #25

Ahukini

Tom Smith's Nudibranch

Ardeadoris tomsmithi

Lumahai, Wreck

Trembling Nudibranch

Goniabranchus vibratus

Koloa Landing, Nudi Plain, Lumahai

Varicose Phyllidia

Phyllidia varicosa

Koloa Landing, Pipe Fish Pilings, Nudi Plain, Lumahai

Phyllidia sp. #1

The Dart Board, Wreck

Platydoris formosa

Sharknado

Verrier's Nudibranch

Goniobranchus verrieri

Pipe Fish Pilings, Nudi Plain

Violet-Gilled Nudibranch

Hypselodoris violabranchia

Nudi Plain, Waikokos

White Aeolid

Bulbaeolidia alba

Koloa Landing, Nudi Plain, Mauna Lau

White-Bump Nudibranch

Goniobranchus albopustulosus

Pipe Fish Pilings, Lumahai, Ahukini

White-Margine Nudibranch

Glossodoris rufomarginata

Koloa Landing, Pipe Fish Pilings, Nudi Plain, Lumahai

Yellow-Margin Nudibranch

Ardeadoris angustolutea

Koloa Landing, Pipe Fish Pilings, Nudi Plain, Lumahai

Yellow-Margined Spanish Dancer

Hexabranchus aureomarginatus

Lumahai, Moloaa

Slugs of Sorts

Batwing Slug

Siphopteron flavum

Wainiha

Blue-Lined Philinopsis

Philinopsis speciosa

Compost Pile, Mauna

Eggs

Elysia pusilla

Mauna Lau, Moloaa

Bosellia sp. #1 

Ahukini

Four-Spined Slug (Rubber Duckies)

Siphopteron quadrispinosum

Compost Pile

Orange-Margin Sap-Sucking Slug

Elysia marginata

Koloa Landing, Nudi Plain

Ringed Sap-Sucking Slug

Plakobranchus ocellatus

Anini, Mauna

Siphopteron sp. #1

Nudie Beach, Ahukini

Spotted Swallowtail Slug

Chelidonura alisonae

Mauna Lau

Chelidonura hirundinina

Ahukini

Thorunna daniellae

Danielle's Nudibranch

Nudi Plain, Lumahai, Mauna Lau

Thecacera pacifica
Nudi Beach

Thuridilla carlsoni
Nudi Beach inside

Thuridilla multimarginata

Ahukini Wall

Thuridilla Neona

Ahukini

(This one is a different color variation)

Trivirostra hordacea

Ahukini

Trivirostra edgari 

Mauna Lau

Mnestia cf. villica (Mnestiidae)

Mauna Lau

Wavy Bubble Shell

Micromelo undatus

Koloa Landing

Sea Hares of Sorts

Elongate Sea Hare
Aplysia elongata
Lumahai, Slug Orgy

Lined Sea Hare

Stylocheilus striatus

Koloa Landing, Ahukini

White-Speckled Sea Hare

Aplysia argus

Slug Orgy

Worms of Sorts

Darklined Fireworm

Chloeia fusca
The Landing, Mauna Lau, Nudi Plain

Christmas Tree Worm

Spirobranchus giganteus

All Over

Classified as a Lined Fire Worm, but I disagree (https://www.inaturalist.org/observations/107430043?fbclid=IwAR1XBA0_fbDpYFDfGUMKBSogf3bF_OPD32zkYR1mS84SDxbPprKEKpm7tnM)
Pherecardia striata

Koloa Landing

Lined Fireworm

Pherecardia striata

Everywhere

Pseudoceros E

Orange-Spotted Flatworm

cf. Pseudoceros 17

Lumahai, Mauna

Pseudoceros leptostictus

Mauna Lau

Paraplanocera 10

Ahukini

Pseudoceros scintillatus

Mauna Lau

Pseudoceros cf. verecundus

Koloa Landing, Nudi Beach, Kaumakani

Pseudocerotid E

Pseudocerotid J

Nudi Plain, Lumahai, Mauna Lau

Thysanozoon or Acanthozoon A

Scale Worms of some sort

Koloa Landing

Mauna Lau

Spaghetti Worm

Loimia medusa

Everywhere

Tiger Flatworm

Pseudoceros cf. dimidiatus

Pipe Fish Pilings, Nudi Plain, Lumahai, Kaumakani

Unidentified Acoel sp#1

The Dredge

Stars/Cucumbers of Sorts

Crown-of-Thorns Star

Acanthaster planci

Koloa Landing

Cushion Star

Culcita novaeguineae

Koloa Landing

Fisher's Star

Mithrodia fisheri

Nudi Plain

Hawaiian Cylindrical Star

Dactylosaster cylindricus pacificus

The Landing

Hawaiian Spiky Sea Cucumber

Stichopus sp. 1

Koloa Landing

Knobby Star

Pentaceraster cumingi

Koloa Landing

Red Velvet Star

Leiaster glaber

The Landing

Spotted Linickia

Linckia multifora

Koloa Landing, Pipe Fish Pilings, Nudi Plain

Luidia magnifica

Eggs

Dorid

Aeolid (most likely Caloria Indica)

Dorid or Samla bicolor

Prosobranch, maybe a Eulimid