By species www.diverosa.com Rokus Groeneveld & Sanne Reijs  
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  Green Algae & seaweed, phylum Chlorophyta
AWA-064_Acetabularia_calyculus_Green_mermaids_wine_glass

Acetabularia calyculus

Green mermaids wine glass

Western Australia 2020
Dive site: Point peron

 FN2-022_Acetabularia_sp

Acetabularia sp.

?

Philippines, Negros 2019
Dive site: Malatapay (night dive)

 FRO-326_Avrainvillea_amadelpha_2

Avrainvillea amadelpha

?

Romblon, the Philippines 2017
Bonbon broken coconut (night dive)

 FRO-322_Avrainvillea_amadelpha_1

Avrainvillea amadelpha

?

Romblon, the Philippines 2017
Bonbon broken coconut (night dive)

 IBA-192 Solitary fan green seaweed, Avrainvillea erecta

Avrainvillea erecta

Solitary fan green seaweed

Bali, Indonesia 2009
Dive site: Kalanganyar

FNE-076 Solitary fan green seaweed, Avrainvillea erecta

Avrainvillea erecta

Solitary fan green seaweed

Negros, the Philippines 2012
Dive site: San Miguel

 IMI-196_Avrainvillea_erecta_Solitary_fan_seaweed

Avrainvillea erecta

Solitary fan green seaweed

Bangka, Indonesia 2017
Dive site: Areng kambing 2

  FM2-325 Bubble green seaweed, Boergesenia forbesii

Boergesenia forbesii

Bubble green seaweed

Cebu, the Philippines 2012
Dive site: house reef Magic Island

 FMO-130_Boergesenia_forbesii

Boergesenia forbesii

Bubble green seaweed

Philippines, Anda 2018
Dive site: house reef Magic Oceans

AWA-126_Caulerpa_sp_probably_Caulerpa_brownii

probably Caulerpa brownii

?

Western Australia 2020
Dive site: Bunker bay

 IMI-136_Caulerpa_chemnitzia

Caulerpa chemnitzia

?

Bangka, Indonesia 2017
Dive site: house reef Mimpi Indah

IRA-224_Caulerpa_chemnitzia

Caulerpa chemnitzia

?

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

 AWA-249_Caulerpa_cylindracea

Caulerpa cylindracea

?

Western Australia 2020
Dive site: Point Peron

 AWA-329_Caulerpa_cylindracea_1

Caulerpa cylindracea

?

Western Australia 2020
Dive site: Point Peron

AWA-341_Caulerpa_cylindracea_2

Caulerpa cylindracea

?

Western Australia 2020
Dive site: Point Peron

 AWA-235_Caulerpa_fergusonii

Caulerpa fergusonii

?

Western Australia 2020
Dive site: Point Peron

 AWA-336_Caulerpa_fergusonii

Caulerpa fergusonii

?

Western Australia 2020
Dive site: Point Peron

 AWA-245_Caulerpa_flexilis_var_muelleri_Muellers_fern_caulerpa

Caulerpa flexilis var. muelleri

Muellers fern caulerpa

Western Australia 2020
Dive site: Point Peron

 AWA-239_possibly_Caulerpa_flexilis

possibly Caulerpa flexilis

?

Western Australia 2020
Dive site: Point Peron

FMI-207 Grape weed, Caulerpa racemosa

Caulerpa racemosa

Grape weed

Cebu, the Philippines 2007
Dive site: Tuble north

 IHW-094 Grape weed, Caulerpa racemosa

Caulerpa racemosa

Grape weed

Halmahera, Indonesia 2010
Dive site: Gemaf

 FNE-101 Grape weed, Caulerpa racemosa

Caulerpa racemosa

Grape weed

Negros, the Philippines 2012
Dive site: Siquijor wall

 FMO-183_Caulerpa_racemosa_Grape_caulerpa_algae

Caulerpa racemosa

Grape weed

Philippines, Anda 2018
Dive site: Snappers cave

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FM2-262 Saw-blade algae, Caulerpa serrulata

Caulerpa serrulata

Saw-blade algae

Cebu, the Philippines 2012
Dive site: Kasai point

 FN2-462_Caulerpa_webbiana_var_Pickeringii

Caul. webbiana var. Pickeringii

?

Negros, Philippines 2019
Dive site: Sahara

  AWA-479_Codium_duthieae_1

Codium duthieae

?

Western Australia 2020
Dive site: Bunker bay

 AWA-481_Codium_duthieae_2

Codium duthieae

?

Western Australia 2020
Dive site: Bunker bay

IB3-305_Dictyosphaeria_cavernosa,_green_algae

Dictyosphaeria cavernosa

Hollow green cushions

Bali, Indonesia 2016
Tulamben, house reef Ocean view

 ASA-155_Dictyosphaeria_sericea_Liverwort_seaweed

Dictyosphaeria sericea

Liverwort seaweed

South Australia 2018
Dive site: Rapid bay jetty

 ASA-213_Dictyosphaeria_sericea_Liverwort_seaweed

Dictyosphaeria sericea

Liverwort seaweed

South Australia 2018
Dive site: Rapid bay jetty

 FN2-383_Dictyosphaeria_versluysii_Grey-green_cushions

Dictyosphaeria versluysii

Grey-green cushions

Negros, Philippines 2019
Dive site: Pyramids

 
FNE-093 Large-leaf hanging vine, Halimeda copiosa

Halimeda copiosa

Large-leafhanging vine

Negros, the Philippines 2012
Dive site: San Miguel

 FRO-433_Elysia_pusilla_Halimeda_sapsucking_slug_on_Halimeda_cuneata

Halimeda cuneata

(with a Elysia pusilla)

Romblon, the Philippines 2017
Dive site: Logbon, Sand slope

 AWA-653_Halimeda_cuneata

Halimeda cuneata

?

Western Australia 2020
Dive site: Cottesloe south beach

 IMI-352_Halimeda_gracilis

Halimeda gracilis

?

Bangka, Indonesia 2017
Dive site: Efrata

 FMO-184_Halimeda_gracilis

Halimeda gracilis

?

Philippines, Anda 2018
Dive site: Snappers cave

IMI-197_Halimeda_heteromorpha

Halimeda heteromorpha

?

Bangka, Indonesia 2017
Dive site: Areng kambing 2

 IRA-292 green algae Halimeda macroloba

Halimeda macroloba

Large leaf coralline algae

Raja ampat, Indonesia 2014
Dive site: Cape kri

 IH2-271 Prostrate sea cactus, Halimeda opuntia

Halimeda opuntia

Prostrate sea cactus

Halmahera, Indonesia 2014
Dive site: Mangrove

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Neomeris annulata

Fuzzy tip algae

Cebu, the Philippines 2012
house reef Magic Island (night dive)

FRO-420_Neomeris_annulata_Fuzzy_tip_algae

Neomeris annulata

Fuzzy tip algae

Romblon, the Philippines 2017
house reef The three P (night dive)

 IMI-142_Neomeris_annulata_Fuzzy_tip_algae

Neomeris annulata

Fuzzy tip algae

Bangka, Indonesia 2017
house reef Mimpi Indah (night dive)

  IHW-246_Tydemania_expeditionis

Tydemania expeditionis

green algae

Halmahera, Indonesia 2010
Dive site: Tidore

 FM2-292 green algae Tydemania expeditionis

Tydemania expeditionis

green algae

Cebu, the Philippines 2012
Dive site: Tuble north

IB2-201_Valonia_macrophysa

Valonia macrophysa

bubble algae

Bali, Indonesia 2011
Dive site: Kubu, Batuh kembar

 IRA-231_Valonia_macrophysa

Valonia macrophysa

bubble algae

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

 FMI-185_Valonia_ventricosa_bubble_algae

Valonia ventricosa

Sea pearl or Sailor's eyeball

Cebu, the Philippines 2007
house reef Magic Island (night dive)

 IHW-035_Valonia_ventricosa_Sailors_eyeball

Valonia ventricosa

Sea pearl or Sailor's eyeball

Halmahera, Indonesia 2010
Dive site: N 00.28.218 / E 128.03.389

 IMI-350_Peyssonnelia_sp_and_Valonia_ventricosa

Valonia ventricosa

Sea pearl or Sailor's eyeball

Bangka, Indonesia 2017
Dive site: Efrata

FMO-152_Valonia_ventricosa_Sea_pearl

Valonia ventricosa

Sea pearl or Sailor's eyeball

Philippines, Anda 2018
House reef Magic Oceans (night dive)

  FRO-419_undetermined_marine_green_algae

?

undetermined algae

Romblon, the Philippines 2017
house reef The three P (night dive)

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  Vascular plants, phylum Tracheophyta
AWA-376_Amphibolis_griffithii

Amphibolis griffithii

Wire weed / Sea nymph

Western Australia 2020
Dive site: Canal rocks

  IB3-184_Halophila_ovalis,_Seagrass

Halophila ovalis

Paddle weed / Spoon or Dugong grass

Bali, Indonesia 2016
Dive site: Secret bay

 FRO-224_Marginopora_vertebralis_on_Halophila_ovalis

Halophila ovalis

Paddle weed / Spoon or Dugong grass

Romblon, the Philippines 2017
Dive site: Logbon, Sanctuary

 AWA-542_Halophila_ovalis

Halophila ovalis

Paddle weed / Spoon or Dugong grass

Western Australia 2020
Dive site: Fremantle, South mole

  Brown Algae & seaweed, phylum Ochrophyta
AWA-471_maybe_Caulocystis_uvifera_Grapeweed

mayby Caulocystis uvifera

Grapeweed

Western Australia 2020
Dive site: Bunker bay

 AWA-243_Colpomenia_sinuosa_Sinuous_ballweed

Colpomenia sinuosa

Sinuous ballweed

Western Australia 2020
Dive site: Point Peron

 AWA-333_Colpomenia_sinuosa_Sinuous_ballweed

Colpomenia sinuosa

Sinuous ballweed

Western Australia 2020
Dive site: Point Peron

 AWA-375_maybe_Cystophora_brownii

mayby Cystophora brownii

?

Western Australia 2020
Dive site: Canal rocks

 
AWA-332_Dictyopteris_serrata

Dictyopteris serrata

?

Western Australia 2020
Dive site: Point Peron

 ASA-377_Dictyota_dichotoma_Brown_forkweed

Dictyota dichotoma

Brown forkweed

South Australia 2018
Dive site: Noarlunga reef (night dive)

 FN2-177_probably_Dictyota_dichotoma

probably Dictyota dichotoma

Brown forkweed

Negros, Philippines 2019
Dive site: Pyramids

 FN2-482_maybe_Dictyota_dichotoma

mayby Dictyota dichotoma

Brown forkweed

Negros, Philippines 2019
Dive site: Thalatta

 AWA-342_probably_Dictyota_implexa

probably Dictyota implexa

?

Western Australia 2020
Dive site: Point Peron

AWA-330_maybe_Dictyota_sp.

maybe Dictyota sp.

?

Western Australia 2020
Dive site: Point Peron

 AVI-162_Distromium_flabellatum_Southern_peacockweed

Distromium flabellatum

Southern peacockweed

Australia, Victoria 2018
Dive site: Rye pier

  AVI-165_Ecklonia_radiata_Leathery_yellow_brown_kelp

Ecklonia radiata

Leathery yellow brown kelp

Australia, Victoria 2018
Dive site: Flinders pier

 
AWA-252_maybe_Lobophora_variegata

maybe Lobophora variegata

?

Western Australia 2020
Dive site: Point Peron

 AWA-241_probably_Lobophora_variegata

probably Lobophora variegata

?

Western Australia 2020
Dive site: Point Peron

 AWA-473_Lobospira_bicuspidata_Spiralled_forkweed

Lobospira bicuspidata

Spiralled forkweed

Western Australia 2020
Dive site: Bunker bay

  AWA-540_probably_Padina_australis

probably Padina australis

?

Western Australia 2020
Dive site: Fremantle, South mole

AWA-251_Padina_boryana

Padina boryana

?

Western Australia 2020
Dive site: Point Peron

 AWA-654_Padina_boryana

Padina boryana

?

Western Australia 2020
Dive site: Cottesloe south beach

 IRA-309 Funnelweed, Padina gymnospora

Padina gymnospora

Funnelweed

Raja ampat, Indonesia 2014
Dive site: Nudibranch rock

 ASA-378_probably_dying_Sargassum_sp_undetermined_seaweed

probably dying Sargassum sp.

undetermined algea

South Australia 2018
Dive site: Noarlunga reef (night dive)

 ASA-193_Scaberia_agardhii

Scaberia agardhii

Brown fingerweed

South Australia 2018
Dive site: Second valley jetty

AWA-472_Scaberia_agardhii_Brown_fingerweed

Scaberia agardhii

Brown fingerweed

Western Australia 2020
Dive site: Bunker bay

 FM2-134 brown algae Turbinaria ornata

Turbinaria ornata

brown algae

Cebu, the Philippines 2012
Dive site: house reef Magic Island

 FN2-419_Turbinaria_ornata

Turbinaria ornata

brown algae

Negros, Philippines 2019
Dive site: Malatapay

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  Red Algae & seaweed, phylum Rhodophyta
AWA-240_Amphiroa_anceps_Flat_branched_coralline

Amphiroa anceps

Flat branched coralline

Western Australia 2020
Dive site: Point Peron

 AWA-327_Amphiroa_anceps_Flat_branched_coralline

Amphiroa anceps

Flat branched coralline

Western Australia 2020
Dive site: Point Peron

 FMO-245_maybe_Asparagopsis_sp.

mayby Asparagopsis sp.

?

Philippines, Anda 2018
Dive site: Bacong west

 AWA-237_Callophycus_harveyanus_Leafy_fishbone

Callophycus harveyanus

Leafy fishbone

Western Australia 2020
Dive site: Point Peron

 AWA-018_maybe_Champia_stipitata

mayby Champia stipitata

?

Western Australia 2020
Dive site: Point peron

AWA-238_Cheilosporum_sagittatum

Cheilosporum sagittatum

?

Western Australia 2020
Dive site: Point Peron

 AWA-325_Curdiea_irvineae

Curdiea irvineae

?

Western Australia 2020
Dive site: Point Peron

  AWA-544_probably_Dichotomaria_obtusata

probably Dichotomaria obtusata

?

Western Australia 2020
Dive site: Fremantle, South mole

 IRA-340_Dichotomaria_marginata

Dichotomaria marginata

red algae

Raja ampat, Indonesia 2014
Dive site: The passage

FMO-136_family_Galaxauraceae_1

family Galaxauraceae

?

Philippines, Anda 2018
Dive site: house reef Magic Oceans

 FMO-146_family_Galaxauraceae_2

family Galaxauraceae

?

Philippines, Anda 2018
Dive site: house reef Magic Oceans

 FM2-232 red algae Gibsmithia Hawaiiensis

Gibsmithia hawaiiensis

red algae

Cebu, the Philippines 2012
house reef Magic Island (night dive)

 FM2-328 red algae Gibsmithia Hawaiiensis

Gibsmithia hawaiiensis

red algae

Cebu, the Philippines 2012
Dive site: house reef Magic Island

 EMA-249 red algae Gibsmithia Hawaiiensis

Gibsmithia hawaiiensis

red algae

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

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maybe Halymenia duchassaingii

Dragons breath

Romblon, the Philippines 2017
Dive site: Bonbon talisay

 AWA-389_maybe_Hymenocladia_usnea_Variable_red_strapweed

maybe Hymenocladia usnea

Variable red strapweed

Western Australia 2020
Dive site: Canal rocks, the honeycomb

 AWA-248_Laurencia_brongniartii_Fern_laurencia

Laurencia brongniartii

Fern laurencia

Western Australia 2020
Dive site: Point Peron

 AWA-331_Laurencia_sp_1

Laurencia sp.

?

Western Australia 2020
Dive site: Point Peron

AWA-344_Laurencia_sp_2

Laurencia sp.

?

Western Australia 2020
Dive site: Point Peron

 FM2-124_probably_Lithothamnion_sp_undetermined_red_coralline_algae

probably Lithothamnion sp.

undetermined red coralline algae

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

 AWA-371_Metamastophora_flabellata_Rosette_coralline

Metamastophora flabellata

Rosette coralline

Western Australia 2020
Dive site: Point Peron

 AWA-368_Osmundaria_prolifera_Twisted_red_strapweed

Osmundaria prolifera

Twisted red strapweed

Western Australia 2020
Dive site: Point Peron

 
IB2-170_Peyssonnelia_iridescens,_red_algea_1

Peyssonnelia iridescens

red algae

Bali, Indonesia 2011
Dive site: Labuan segala

 IB3-128_Peyssonnelia_iridescens,_red_algea

Peyssonnelia iridescens

red algae

Bali, Indonesia 2016
Dive site: Mejangan, Eel garden

 IB3-130_Peyssonnelia_iridescens,_red_algea

Peyssonnelia iridescens

red algae

Bali, Indonesia 2016
Dive site: Mejangan, Eel garden

 FNE-097 red algae Peyssonnelia sp

Peyssonnelia sp.

undetermined red algae

Negros, the Philippines 2012
Dive site: Siquijor wall

 FM2-131_probably_Peyssonnelia_sp_undetermined_red_algae

probably Peyssonnelia sp.

undetermined red algae

Cebu, the Philippines 2012
Dive site: Arigay

IB3-164_Peyssonnelia_sp.,_undetermined_red_algea

Peyssonnelia sp.

undetermined red algae

Bali, Indonesia 2016
Dive site: Mejangan, Blue corner

 IMI-127_Peyssonnelia_sp_undetermined_red_algae

Peyssonnelia sp.

undetermined red algae

Bangka, Indonesia 2017
Dive site: Batu tiga

 AWA-244_Sarconema_scinaioides_Pale_forkweed

Sarconema scinaioides

Pale forkweed

Western Australia 2020
Dive site: Point Peron

 FM2-250 algae, maybe Wrangelia penicillata

maybe Wrangelia penicillata

algae

Cebu, the Philippines 2012
Dive site: Tuble north

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EMA-143_undetermined_red_coralline_algae

?

undetermined red coralline algae

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

 ASA-129_undetermined_algae

?

probably an algae

South Australia 2018
Dive site: Rapid bay jetty

 FRO-336_undetermined_red_algae_phylum_Rhodophyta

?

undetermined red algea

Romblon, the Philippines 2017
Bonbon broken coconut (night dive)

 AWA-458_undetermined_red_algae_phylum_Rhodophyta

?

undetermined red algea

Western Australia 2020
Dive site: Canal rocks, the honeycomb

 AWA-253_undetermined_seaweed

?

?

Western Australia 2020
Dive site: Point Peron