Haliclona viscosa Phylum: Porifera; Order: Haplosclerida; Family: Chalinidae; Volcano Sponge – Haliclona (Rhizoniera) viscosa (Topsent, 1888) Bridges of Ross 17/09/2020 D. NowakBridges of Ross 17/09/2020 D. NowakBridges of Ross 17/09/2020 D. NowakBridges of Ross 17/09/2020 D. NowakBridges of Ross 17/09/2020 D. NowakBridges of Ross 17/09/2020 D. NowakBridges of Ross 17/09/2020 D. NowakBridges of Ross 17/09/2020 D. NowakBridges of Ross 17/09/2020 D. NowakBridges of Ross 17/09/2020 D. NowakBridges of Ross 17/09/2020 D. Nowak Samples 17/09/2020 Spicules 17/09/2020