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Nudibranchs and others, Dillon Beach
July 3, 2019


Doto columbiana (thanks to J. Goddard for ID)

Phidiana hiltoni



Dendronotus subramosus

weird spiky thing (sea cucumber?) with shrimp and worm



two close-ups of worm


sea spider- species?

Doto 2

July 4, 2019
The Nudibranch Hotel; the 11 species below were all found within a 4 square yard patch. H. opalescens, P. hiltoni, D. picta, were abundant.


two Dirona picta

Dialula sandiegensis

Aeolidia loui


Dendronotus venustus

Flabellina trilineata

Phidiana hiltoni

Hermissenda opalescens

Rostanga pulchra


Diaphoreolis lagunae

Dendronotus subramoses


Doto amyra
Other creatures







nesting clam siphon (thanks to J. Goddard)


July 5, 2019
late check-ins to the Nudibranch Hotel; same location as yesterday, incredible.


Diaphorodoris lirulatocauda; really tiny, less than 1 cm.

Triopha maculata



Dendronotus subramosus; both the orange one and the brown, above

Archidoris montereyensis
other creatures

spaghetti worm; species?


Kelp-encrusting bryozoan


Calliostoma canaliculatum

purple sea urchin, dressed for the low tide

Tonicella lineata
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