RISBECIA TRYONI Risbecia tryoni
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This species can be found both in sandy and coral areas. They are often seen in pairs and often observed ‘tailing’ each other, which is a behaviour known best from this species. It is a distinct nudibranch with a high-profile body with purple spots encircled in white patches dotting its cream coloured mantle. They can have several spots within the white areas at the edge of the mantle and foot. They have a thin blue line on the rhinophores and gills with yellow, pink or purplish toning. They are a common species, often seen head to tail crawling along in pairs across sand flats. Their body length is about 90 mm.
Frequency of sightings:
COMMON
Best time of year:
YEAR-ROUND
Remarks:
7- 25 m depth, length up to 10 cm.
Divesites seen at:
Air Prang, Air Prang 2, Air Prang 3, Angel´s Window, Aw Shucks, Batu Angus, Batu Kapal, Batu Merah, Batu Sandar, California Dreaming, Critter Hunt, Dante’s Wall, Goby A´Crab, Hairball 1, Hairball 2, Hairball 3, Heynus, Jahir, Jahir 2, Jiko Yansi, Lembeh Resort House Reef, Madidir, Magic Crack, Magic Rock, Makawide, Makawide 2, Makawide 3, Mawali Wreck, Nudi Falls, Nudi Retreat, Pantai Jiko, Pantai Kecil, Pantai Parigi, Pintu Colada, Pintu Kota Besar (Seagrass), Pintu Kota Kecil, Police Pier, Police Pier 2, Pulau Abadi, Pulau Dua, Pulau Putus, Retak Larry (Larry’s Crack), Serena West, Slow Poke, Tanjung Kubur, Tanjung kusu-kusu, Tanjung Tebal, TK 1, TK2, TK3
Taxonomical order of this critter:
Invertebrate
Mollusks
Gastropod
Nudibranch
- Banana nudibranch
- Bornella anguilla
- Ceratosoma cornigerum
- Ceratosoma miamiranum
- Ceratosoma sinuatum
- Chromodoris albonares
- Chromodoris annae
- Chromodoris coi
- Chromodoris dianae
- Chromodoris elisabethina
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