| SNo. | Scientific Name | Locality | Habitat | Basis of Record | Description | Recorded By | Record Number | Island | Source | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Gymnothamnion elegans | Kahe Point Beach Park | Upper littoral | Preserved_Specimen | Hollenberg, G.J. | 651 | Oahu | BISH | 1965-01-01 | |
| 2 | Gymnothamnion elegans | Lehua Rock Sea Cave | Preserved_Specimen | LeGrande, M. | 18 | Lehua Rock | BISH | 2003-03-08 | ||
| 3 | Gymnothamnion elegans | Lualualei Beach Park | Preserved_Specimen | Magruder, W.H. | 505 | Oahu | BISH | |||
| 4 | Gymnothamnion elegans | Kalaupapa, Site #2, lava coast north of lighthouse | mid-intertidal; Growing on dead coralline crust on back wall of shallow cave. | Preserved_Specimen | Dark red. Tetrasporangial and spermatangial. | Magruder, W.H. | 857 | Molokai | BISH | 1986-08-07 |
| 5 | Gymnothamnion elegans | Lehua Rock Sea Cave | Epiphytic. | Preserved_Specimen | LeGrande, M. | 18 | Lehua Rock | BISH | 2003-03-08 | |
| 6 | Gymnothamnion elegans | Yokohama Beach, on north side of deep channel near end of paved road | Intertidal; Under wave-cut groove in very high caves. | Preserved_Specimen | Almost black. Tetrasporic. | Magruder, W.H. | 614 | Oahu | BISH | 1986-04-22 |
| 7 | Gymnothamnion elegans | Makapuu Point | On a rock. | Preserved_Specimen | Dark red in color & resembling soft, slippery fuzz | Zablackis, E. | 16323 | Oahu | BISH | 1983-07-22 |
| 8 | Gymnothamnion elegans | Kawailoa Beach | On coral rock. | Preserved_Specimen | Magruder, W.H. | 502 | Oahu | BISH | 1989-05-18 | |
| 9 | Gymnothamnion elegans | Kalaupapa, Site #2, lava coast north of lighthouse | mid-intertidal; Growing in small hole in lava rock. | Preserved_Specimen | Red red. Female, showing development. | Magruder, W.H. | 855 | Molokai | BISH | 1986-08-07 |
| 10 | Gymnothamnion elegans | Maili Point | Collected November 1990 | Preserved_Specimen | Magruder, W.H. | 1286 | Oahu | BISH | ||
| 11 | Gymnothamnion elegans | Lualualei Beach Park - McDermid's study site | Intertidal; Epiphyte on Acanthophora spicifera. | Preserved_Specimen | Tetrasporic, cystocarpic and spermatangial. | Magruder, W.H. | 505 | Oahu | BISH | 1986-01-26 |
| 12 | Gymnothamnion elegans | Kamalo | Epiphytic on Taenioma perpusillum. | Preserved_Specimen | Okano, R. | 25775 | Molokai | BISH | 2000-02-03 | |
| 13 | Gymnothamnion elegans | Laie Point | Preserved_Specimen | Magruder, W.H. | 653 | Oahu | BISH | 1986-05-08 | ||
| 14 | Gymnothamnion elegans | Kukaimanini Is., Kawela Bay | Preserved_Specimen | Doty, M.S. | 8590 | Oahu | BISH | |||
| 15 | Gymnothamnion elegans | Pupukea, Sharks Cove | Preserved_Specimen | Tetrasporangial. | Magruder, W.H. | 770 | Oahu | BISH | 1986-07-01 |