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






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