Siphopteron nigromarginatum Gosliner, 1989 ♡ Like 0 Observation Details Photographer 小河 亮俊 Date 2023/08/16 Location Japan › Okinawa › Okinawa Island (Chatan and Southern area) › Shiosaki Out Coral Species details Submit Photo Send Message Permanent URL of this observation: https://en.seaslug.world/observation/34332 Copy URL More observations of this species 2023-04-04 ウナポーン Aquatic tunnel 2026-03-07 Mostly_Macro Tebiro beach 2024-06-24 大場健一郎 Surgeon Reef 2024-11-25 大場健一郎 Queen's Room 2026-05-01 KAITO UEMURA Tebiro beach 2026-05-01 もも Benten Island East 2026-04-24 草壁香織 Yaene 2025-06-08 Yutaro Seki Nazumado 2026-04-02 Masakazu Shimazu Taketomi South 2026-03-21 天草よかよかダイビング 中野 誠志 Usibuka 2025-02-09 book-snow Sonnosima 2025-03-06 マッチ Tako Rock More from 小河 亮俊 Doridoidea spp. 2026-05-02 Sokodo(Sanmata) Aplysia juliana 2026-05-02 Aigae Tenellia sp.78 2026-04-29 Sokodo(Sanmata) Kaloplocamus sp. 6 2026-04-30 Otchogahama Gymnodoris sp.36 2026-04-30 Otchogahama Gymnodoris bicolor 2026-04-29 Sokodo(Sanmata) Elysia tomentosa 2026-05-01 Sokodo(Sanmata) Sclerodoris faninozi 2026-04-30 Yaene Catriona pinnifera 2026-05-02 Aigae Aegires incusus 2026-05-02 Aigae Phanerophthalmus perpallidus 2026-05-01 Sokodo(Sanmata) Chromodoris aspersa 2026-04-30 Yaene Observation Details Photographer 小河 亮俊 Date 2023/08/16 Location Japan › Okinawa › Okinawa Island (Chatan and Southern area) › Shiosaki Out Coral Support the site Advertising & sponsorship inquiries As an Amazon Associate we earn from qualifying purchases