By species www.diverosa.com Rokus Groeneveld & Sanne Reijs  
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IB2-298 Aglaophenia cupressina 1

Aglaophenia cupressina

Stinging hydroid

Bali, Indonesia 2011
Dive site: USAT Liberty

IB2-299 Aglaophenia cupressina 2

Aglaophenia cupressina

Stinging hydroid

Bali, Indonesia 2011
Dive site: USAT Liberty

IMI-229_Aglaophenia_cupressina_Stinging_hydroid

Aglaophenia cupressina

Stinging hydroid

Bangka, Indonesia 2017
Dive site: Batu Beka

IBA-233_Cytaeis_sp_hydroids_on_undetermined_gastropod

Cytaeis sp.

hydroids on Cancellaria sp.?

Bali, Indonesia 2009
Dive site: Tulamben, USAT Liberty

IHW-225_Cytaeis_sp_hydroids_on_undetermined_gastropod

Cytaeis sp.

hydroids on Cancellaria sp.?

Halmahera, Indonesia 2010
Dive site: New jetty (night dive)

IMI-272_Distichopora_irregularis

Distichopora irregularis

?

Bangka, Indonesia 2017
Dive site: Batu lihunu

EMA-165_Dynamena_sp.

Dynamena sp.

?

Marsa alam, Egypt 2012
Dive site: house reef Oasis (night dive)

FN2-467_family_Haleciidae_undetermined_hydrozoans

family Haleciidae

?

Negros, Philippines 2019
Dive site: Masaplod norte

IL5-270_maybe_Idiellana_pristis

maybe Idiellana pristis

?

Lembeh, Indonesia 2014
Dive site: Nudi falls (night dive)

IMI-270_Macrorhynchia_phoenicea_Brown_stinging_hydroid

Macrorhynchia phoenicea

Brown stinging hydroid

Bangka, Indonesia 2017
Dive site: Batu lihunu

FN2-256_Macrorhynchia_philippina

Macrorhynchia philippina

Philippine stinging hydroid

Negros, Philippines 2019
Dive site: San miguel

FMI-260 fire coral, Millepora dichotoma

Millepora dichotoma

fire coral

Cebu, the Philippines 2007
Dive site: Pescador east

EMA-089 fire coral Millepora dichotoma

Millepora dichotoma

Net fire coral

Marsa alam, Egypt 2012
Dive site: house reef Oasis

FM2-164 fire coral, Millepora sp.

Millepora sp.

fire coral

Cebu, the Philippines 2012
Dive site: Pescador, south side

IMI-291_Nemalecium_lighti_hydroid_on_sponge

Nemalecium lighti

?

Bangka, Indonesia 2017
Dive site: Batu Gosoh 1

IRA-008_maybe_Olindias_muelleri

Olindias muelleri?

maybe Cigar jellyfish

Raja ampat, Indonesia 2014
Dive site: Manta sandy

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IB3-092_Ralpharia_sp

Ralpharia sp.

undetermined hydroid

Bali, Indonesia 2016
Dive site: Amed, Ghost bay

FN2-317_Ralpharia_sp.

Ralpharia sp.

undetermined hydroid

Negros, Philippines 2019
Dive site: (next to) Ducomi pier

IB2-302_Sertularella_diaphana

Sertularella diaphana

feather hydroid

Bali, Indonesia 2011
Dive site: Kubu, Batuh indah

IRA-295_Sertularella_diaphana

Sertularella diaphana

feather hydroid

Raja ampat, Indonesia 2014
Dive site: The passage

EMA-145_maybe_Sertularella_diaphana

maybe Sertularella diaphana

feather hydroid

Marsa alam, Egypt 2012
Dive site: house reef Oasis (night dive)

AWA-435_Solanderia_sp.

Solanderia sp.

?

Western Australia 2020
Dive site: Canal rocks, the honeycomb

IMI-276_Stylaster_gracilis_Delicate_hydrocoral

Stylaster gracilis

Delicate hydrocoral

Bangka, Indonesia 2017
Dive site: Batu lihunu

IBA-033 Tubularia sp.

Tubularia sp.

?

Bali, Indonesia 2009
Dive site: Kalanganyar

IB2-139 Bryozoan Celleporaria sibogae (white) in symbiosis with hydroid Zanclea divergens (black)

Zanclea divergens (black)

?

Bali, Indonesia 2011
Dive site: Seraya

IRA-167 Zanclea divergens with Celleporaria sibogae

Zanclea divergens (black)

?

Raja ampat, Indonesia 2014
Dive site: Mike's Point

EMA-163_undetermined_hydroid

undetermined hydroid

?

Marsa alam, Egypt 2012
Dive site: house reef Oasis (night dive)

BON-024 undetermined, probably a hydroid

?

probably a hydroid

Caribbean, Bonaire 2013
Dive site: Karpata

IRA-131 undetermined tiny hydroid

?

undetermined tiny hydroids

Raja ampat, Indonesia 2014
Dive site: The passage