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Hawaiʻi

Home for twenty-two years: the reefs, ridges, and wetlands of Oʻahu, and trips to the other islands.

45 photos · 6 biomes

Field notes from here: A promise about a place · Lehua Island after the rats · Why citizen science matters · Guinea grass and the Maui fires

Coral reef

29 photos · Compare across regions

Wavy Bubble ShellMicromelo scriptusHaleʻiwa, Oʻahu, Hawaiʻi, USA · 2018
Scott Johnson's NudibranchArdeadoris scottjohnsoniPūpūkea, Oʻahu, Hawaiʻi, USA · 2016
Orangemargin NudibranchArdeadoris sp. 2Haleʻiwa, Oʻahu, Hawaiʻi, USA · 2017
White-spotted NudibranchGoniobranchus albopunctatusPūpūkea, Oʻahu, Hawaiʻi, USA · 2019
Midway NudibranchGoniobranchus sp. #5Pūpūkea, Oʻahu, Hawaiʻi, USA · 2016
Bertsch's NudibranchHypselodoris bertschiWaikiki, Honolulu, Hawaiʻi, USA · 2022
Jolly Green GiantMiamira sinuataOʻahu, Hawaiʻi, USA · 2018
Variable NoumeaVerconia variansPūpūkea, Oʻahu, Hawaiʻi, USA · 2015
Gloomy NudibranchTambja morosaWaikiki, Honolulu, Hawaiʻi, USA · 2022
Indian CaloriaCaloria indicaWaikiki, Honolulu, Hawaiʻi, USA · 2022
Bigfin Reef SquidSepioteuthis lessonianaOʻahu, Hawaiʻi, USA · 2021
Day OctopusOctopus cyaneaPūpūkea, Oʻahu, Hawaiʻi, USA · 2013
Starry Night OctopusPinnoctopus luteusHaleʻiwa, Oʻahu, Hawaiʻi, USA · 2022
Dragon MorayEnchelycore pardalisOʻahu, Hawaiʻi, USA · 2023
Thompson's AnthiasPseudanthias thompsoniLehua Rock, Niʻihau, Hawaiʻi, USA · 2011
Redfin ButterflyfishChaetodon lunulatusHonolulu, Oʻahu, Hawaiʻi, USA · 2023
Bandit AngelfishApolemichthys arcuatusOʻahu, Hawaiʻi, USA · 2025
Longnose HawkfishOxycirrhites typusKāneʻana Cave, Oʻahu, Hawaiʻi, USA · 2015
Scarface BlennyCirripectes vanderbiltiPūpūkea, Oʻahu, Hawaiʻi, USA · 2015
Pacific Orange-spine UnicornfishNaso lituratusOʻahu, Hawaiʻi, USA · 2023
Ocellate TobyCanthigaster rivulataHaleʻiwa, Oʻahu, Hawaiʻi, USA · 2023
Whitespotted Eagle RayAetobatus ocellatusOʻahu, Hawaiʻi, USA · 2016
Endangered (IUCN Red List).
Whitespotted Eagle RayAetobatus ocellatusWaiʻanae, Oʻahu, Hawaiʻi, USA · 2015
Endangered (IUCN Red List).
Orange Cup CoralTubastraea coccineaHaleʻiwa, Oʻahu, Hawaiʻi, USA · 2022
Harlequin ShrimpHymenocera pictaPūpūkea, Oʻahu, Hawaiʻi, USA · 2015
Hinge-beak ShrimpRhynchocinetidaeKakaʻako, Oʻahu, Hawaiʻi, USA · 2012
Hawaiian Monk SealNeomonachus schauinslandiLehua, Kauai County, Hawaiʻi, USA · 2006
Vulnerable (IUCN Red List).
Green Sea TurtleChelonia mydasHawaiʻi, USA · 2018
Green Sea TurtleChelonia mydasOʻahu, Hawaiʻi, USA · 2020

Sand and muck slopes

1 photo · Compare across regions

Oriental Flying GurnardDactyloptena orientalisOʻahu, Hawaiʻi, USA · 2024

Open ocean

3 photos · Compare across regions

Reef Manta RayMobula alfrediHawaiʻi, USA · 2015
Vulnerable (IUCN Red List).
Humpback WhaleMegaptera novaeangliaeNanakuli, Hawaiʻi, USA · 2012
Spinner DolphinStenella longirostrisKahe, Hawaiʻi, USA · 2011

Tropical lowland forest

4 photos · Compare across regions

Red-whiskered BulbulPycnonotus jocosusNuʻuanu, Oʻahu, Hawaiʻi, USA · 2022
Red-vented BulbulPycnonotus caferOʻahu, Hawaiʻi, USA · 2023
White-rumped ShamaCopsychus malabaricusNuʻuanu, Oʻahu, Hawaiʻi, USA · 2022
Yellow-crested Jackson's ChameleonTrioceros jacksonii ssp. xantholophusMaunawili, Oʻahu, Hawaiʻi, USA · 2020

Tropical montane forest

2 photos

Erckel's SpurfowlPternistis erckeliiOʻahu, Hawaiʻi, USA · 2015
Happy Face SpiderTheridion grallatorOʻahu, Hawaiʻi, USA · 2015

Floodplain and inland wetland

2 photos · Compare across regions

Hawaiian GallinuleGallinula galeata ssp. sandvicensisOʻahu, Hawaiʻi, USA · 2023
Endemic Hawaiian subspecies.
Hawaiian CootFulica alaiOʻahu, Hawaiʻi, USA · 2023
Near Threatened (IUCN Red List). Endemic to Hawaiʻi.

Other habitats

4 photos

Red-footed BoobySula sulaKailua, Oʻahu, Hawaiʻi, USA · 2023
Red-crested CardinalParoaria coronataHonolulu, Hawaiʻi, USA · 2020
Adanson's House JumperHasarius adansoniHonolulu, Hawaiʻi, USA · 2015
Haleakalā CraterMaui, Hawaiʻi, USA · 2011