By species www.diverosa.com Rokus Groeneveld & Sanne Reijs  
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IB3-064_Tozeuma_sp_in_Cladacanthella_scabra

Cladacanthella scabra

(with Tozeuma sp.)

Bali, Indonesia 2016
Dive site: Seraya

IB3-092_Corymorpha_rubicincta

Corymorpha rubicincta

sand hydroid

Bali, Indonesia 2016
Dive site: Amed, Ghost bay

FN2-317_Corymorpha_rubicincta.

Corymorpha rubicincta

sand hydroid

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

IBA-233_Cytaeis_sp_on_undetermined_gastropod

Cytaeis sp.

(on Cancellaria sp.?)

Bali, Indonesia 2009
Dive site: Tulamben, USAT Liberty (night dive)

IHW-225_Cytaeis_sp_on_undetermined_gastropod

Cytaeis sp.

(on Cancellaria sp.?)

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

FRO-456_Cytaeis_sp_on_undetermined_gastropod

Cytaeis sp.

(on Cancellaria sp.?)

Romblon, the Philippines 2017
Dive site: Agnay desert (night dive)

IMI-272_Distichopora_irregularis

Distichopora irregularis

?

Bangka, Indonesia 2017
Dive site: Batu lihunu

EMA-163_maybe_Dentitheca_sp

maybe Dentitheca sp.

?

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

IRA-131_Eudendrium_sp

Eudendrium sp.

?

Raja ampat, Indonesia 2014
Dive site: The passage

EMA-165_Dynamena_sp.

Halecium sibogae

?

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

IRA-150_Atriolum_robustum_and_hydroid_Halopteris_polymorpha

Halopteris polymorpha

(with Atriolum robustum)

Raja ampat, Indonesia 2014
Dive site: New reef

IL5-195_Tozeuma_lanceolatum_and_hydroid_Halopteris_sp

Halopteris sp.

(with Tozeuma lanceolatum)

Lembeh, Indonesia 2014
Dive site: Teluk kembahu I

FN2-256_Macrorhynchia_philippina

Macrorhynchia philippina

Philippine stinging hydroid

Negros, Philippines 2019
Dive site: San miguel

IMI-270_Macrorhynchia_spectabilis

Macrorhynchia spectabilis

?

Bangka, Indonesia 2017
Dive site: Batu lihunu

 
BO2-350_Millepora_alcicornis_Fire_coral_or_Sea_ginger

Millepora alcicornis

Fire coral or Sea ginger

Caribbean, Bonaire 2021
Dive site: Aquarius

BO2-416_Millepora_alcicornis_Fire_coral_or_Sea_ginger

Millepora alcicornis

Fire coral or Sea ginger

Caribbean, Bonaire 2021
Dive site: Nukove

BO2-172_Millepora_complanata_Blade_fire_coral`

Millepora complanatas

Blade fire coral

Caribbean, Bonaire 2021
Dive site: Nukove

BO2-417_Millepora_complanata_Blade_fire_coral

Millepora complanatas

Blade fire coral

Caribbean, Bonaire 2021
Dive site: Nukove

BO2-351_Millepora_complanata_Blade_fire_coral

Millepora complanatas

Blade fire coral

Caribbean, Bonaire 2021
Dive site: Aquarius

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

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BON-024_Nemalecium_lighti

Nemalecium lighti

?

Caribbean, Bonaire 2013
Dive site: Karpata

IMI-291_Nemalecium_lighti_hydroid_on_sponge

Nemalecium lighti

?

Bangka, Indonesia 2017
Dive site: Batu Gosoh 1

FN2-467_Nemalecium_lighti

Nemalecium lighti

?

Negros, Philippines 2019
Dive site: Masaplod norte

BO2-132_Nemalecium_lighti

Nemalecium lighti

?

Caribbean, Bonaire 2021
Dive site: Sweet dreams

  IRA-008_maybe_Olindias_muelleri

Olindias muelleri?

maybe Cigar jellyfish

Raja ampat, Indonesia 2014
Dive site: Manta sandy

IB2-298_Pachyrhynchia_cupressina_1

Pachyrhynchia cupressina

Stinging hydroid

Bali, Indonesia 2011
Dive site: USAT Liberty

IB2-299_Pachyrhynchia_cupressina_2

Pachyrhynchia cupressina

Stinging hydroid

Bali, Indonesia 2011
Dive site: USAT Liberty

IMI-229_Pachyrhynchia_cupressina_Stinging_hydroid

Pachyrhynchia cupressina

Stinging hydroid

Bangka, Indonesia 2017
Dive site: Batu Beka

IGI-16_Hyastenus_bispinosus_with_Pachyrhynchia_cupressina

Pachyrhynchia cupressina

(on Hyastenus bispinosus)

Gili Islands, Lombok, Indonesia 2009
Gili Trawangan, Stingray (night dive)

IB2-234_Hyastenus_bispinosus_with_Pachyrhynchia_cupressina

Pachyrhynchia cupressina

(on Hyastenus bispinosus)

Bali, Indonesia 2011
Dive site: house reef Kubu Indah (night dive)

BO2-198_Pennaria_disticha_Christmas_tree_hydroid

Pennaria disticha

Christmas tree hydroid

Caribbean, Bonaire 2021
Dive site: Red slave

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IL5-270_Salacia_flavidula

Salacia flavidula

(simple fern hydroid)

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

  IB3-356_Doto_sp_egg_ribbon_on_Sciurella_cylindrica

Sciurella cylindrica

(with egg ribbon Doto sp.)

Bali, Indonesia 2016
Dive site: Seraya slope

IB3-442_Doto_sp_on_Sciurella_cylindrica

Sciurella cylindrica

(with Doto sp.)

Bali, Indonesia 2016
Dive site: Seraya

FAN-253_Eubranchus_virginalis_on_Sciurella_indivisa

Sciurella indivisa

(with Eubranchus virginalis)

Anilao, the Philippines 2015
Dive site: Mural

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

  IRA-156_Hippocampus_pontohi_on_Thyroscyphus_fruticosus

Thyroscyphus fruticosus

(with Hippocampus pontohi)

Raja ampat, Indonesia 2014
Dive site: house reef Kri eco (night dive)

IB3-348_Eubranchus_sp_on_Tridentata_trigonostoma

Tridentata trigonostoma

(with Eubranchus sp.)

Bali, Indonesia 2016
Dive site: Seraya slope

IBA-033 Tubularia sp.

Tubularia sp.

?

Bali, Indonesia 2009
Dive site: Kalanganyar

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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

FN2-306_Zanclea_tipis_on_Triphyllozoon_inornatum

Zanclea tipis

(on Triphyllozoon inornatum)

Negros, Philippines 2019
Dive site: Orica pier