Halmahera, Indonesia


click on a picture for enlargement

IHW-001 Wire coral shrimp, Pontonides unciger

IHW-002 Yellowbar sandperch, Parapercis xanthozona

IHW-003 Orange-striped goby, Amblygobius decussatus

IHW-004 Pegasus seamoth, Eurypegasus draconis

IHW-005 Imperator commensal shrimp, Periclimenes imperator

Wire coral shrimp


Yellowbar sandperch


Orange-striped goby


Pegasus seamoth


Imperator commensal shrimp


IHW-006 Variegated sundial, Heliacus variegatus

Variegated sundial


IHW-007 Longhorn cowfish, Lactoria cornuta

Longhorn cowfish


IHW-008 Kuniís nudibranch, Goniobranchus kuniei

Kuneís nudibranch

IHW-009 gorgonian Ellisella ceratophyta


IHW-010 unidentified Ascidian

unidentified Ascidian





IHW-011 Bluestriped fangblenny, Plagiotremus rhinorhynchos

IHW-012 Periclimenes amboinensis 1

IHW-013 Oneline clingfish, Discotrema monogrammum

IHW-014 unidentified fan worm, Notaulax sp

IHW-015 Largemouth triplefin, Ucla xenogrammus

Bluestriped fangblenny


Periclimenes amboinensis 1


Oneline clingfish


unidentified fan worm


Largemouth triplefin


IHW-016 Coral hermit crab, Paguritta harmsi

IHW-017 Acoel Flatworm, cf. Amphiscolos sp

IHW-018 Rolling sponge, Stelletta clavosa

IHW-019 Acoel Flatworms, cf. Amphiscolos sp

IHW-020 Periclimenes amboinensis 2

 Coral hermit crab


Acoel Flatworm


Rolling sponge


Acoel Flatworms


Periclimenes amboinensis


IHW-021 Acropora millepora

IHW-022 Sea urchin crab, Dorippe frascone, carrying a piece of wood

IHW-023 maybe Cerianthus sp

IHW-024 Needle cuttlefish, Sepia aculeata

IHW-025 Scissors crab, Lupocyclus philippinensis

Acropora millepora

Sea urchin crab

Cerianthus sp. ?

Needle cuttlefish

Scissors crab



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all pictures made by Rokus Groeneveld

Nikon D200 with 60mm macro in Subal ND20 housing

Strobes: Subtronic Mega Color and Subtronic Midi