AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Amathia verticillata [WoRMS] | |
Authority | (delle Chiaje, 1822) | |
Family | Vesiculariidae | |
Order | Ctenostomatida | |
Class | Gymnolaemata | |
Phylum | Bryozoa | |
Synonym (?) | Hyalosiphonia verticillatus (Delle Chiaje, 1822) Hydra verticillata (Delle Chiaje, 1828) (basionym) Zoobotryon pellucidus (Ehrenberg, 1829) Zoobotryon verticillatum (Delle Chiaje, 1822) |
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Sub-species level (?) | Not entered |
Native origin (?) | Ocean: Atlantic --> Ocean region: W Tropical Atlantic References (not structured): Galil, B. S., & Gevili, R. (2014). Zoobotryon verticillatum (Bryozoa: Ctenostomatida: Vesiculariidae), a new occurrence on the Mediterranean coast of Israel. Marine Biodiversity Records, 7, 1. |
Life form / Life stage (?) |
References (not structured): Occhipinti Ambrogi, A. (1981). Briozoi lagunari. In: Guide per il riconoscimento delle specie animali delle acque lagunari e costiere italiane, vol. 7. Consiglio nazionale delle ricerche. 147 pp. |
Sociability / Life stage (?) |
References (not structured): Occhipinti Ambrogi, A. (1981). Briozoi lagunari. In: Guide per il riconoscimento delle specie animali delle acque lagunari e costiere italiane, vol. 7. Consiglio nazionale delle ricerche. 147 pp. Comments: Eggs develop in the polypide |
Reproductive frequency (?) | Semelparous References (not structured): Occhipinti Ambrogi, A. (1981). Briozoi lagunari. In: Guide per il riconoscimento delle specie animali delle acque lagunari e costiere italiane, vol. 7. Consiglio nazionale delle ricerche. 147 pp. Comments: Eggs develop in the polypide, which degenerates after release of the larva |
Reproductive type (?) | Asexual Sexual References: Occhipinti Ambrogi, A. (1981). Briozoi lagunari. In: Guide per il riconoscimento delle specie animali delle acque lagunari e costiere italiane, vol. 7. Consiglio nazionale delle ricerche. 147 pp. Zirpolo G. (1922) Contributo alla conoscenza del ciclo biologico del Zoobotryon pellucidum Ehrbg. Monitore Zoologico Italiano 32, 128 – 134 Comments: Colony grows by gemmation. Fragments of colonies might be transported by currents and attach to new substrata. New colonies result from sexual reproduction. |
Developmental trait (?) | Brooding Lecithotrophy References: Occhipinti Ambrogi, A. (1981). Briozoi lagunari. In: Guide per il riconoscimento delle specie animali delle acque lagunari e costiere italiane, vol. 7. Consiglio nazionale delle ricerche. 147 pp. Zirpolo G. (1922) Contributo alla conoscenza del ciclo biologico del Zoobotryon pellucidum Ehrbg. Monitore Zoologico Italiano 32, 128 – 134 Comments: Short-lived larva of trochophora type. |
Characteristic feeding method / Life stage (?) |
References (not structured): Bullivant, J. S. (1968). The rate of feeding of the bryozoan, Zoobotryon verticillatum. New Zealand Journal of Marine and Freshwater Research, 2(1), 111-134. Comments: suspension-feeder feeding organs |
Mobility / Life stage (?) |
References (not structured): Zirpolo G. (1922) Contributo alla conoscenza del ciclo biologico del Zoobotryon pellucidum Ehrbg. Monitore Zoologico Italiano 32, 128 – 134 Minchin, D. (2012). Rapid assessment of the bryozoan,Zoobotryon verticillatum (Delle Chiaje, 1822) in marinas, Canary Islands. Marine pollution bulletin, 64(10), 146-215. |
Salinity tolerance range (?) | Venice system: 6. Polymixohaline [18-30psu] 7. Euhaline [30-40psu] References: Occhipinti Ambrogi, A., & d'Hondt, J. L. (1981). Distribution of bryozoans in brackish waters of Italy. Recent and Fossil Bryozoa, Olsen and Olsen, Fredensborg, 191-198. Comments: generally restricted to salinities >30 ppt, occasionally in lagoons, where it doesn't form a significant part of the fauna |
Habitat modifying ability potential (?) | Autogenic ecosystem engineers References: Wirtz, P., & Canning-Clode, J. (2009). The invasive bryozoan Zoobotryon verticillatum has arrived at Madeira Island. Aquatic Invasions, 4(4), 669-670. Comments: It may overgrowht and smother local fauna and flora, clog seawater pipes, and affect navigation. |
Toxicity / Life stage (?) | Not entered |
Bioaccumulation association (?) | Not entered |
Known human health impact? | Not entered |
Known economic impact? | Not entered |
Known measurable environmental impact? | Not entered |
Included in the Target Species list? | Not entered |
Association with vessel vectors (?) | Biofouling References: Minchin, D. (2012). Rapid assessment of the bryozoan,Zoobotryon verticillatum (Delle Chiaje, 1822) in marinas, Canary Islands. Marine pollution bulletin, 64(10), 146-215. Occhipinti Ambrogi, A., & d'Hondt, J. L. (1981). Distribution of bryozoans in brackish waters of Italy. Recent and Fossil Bryozoa, Olsen and Olsen, Fredensborg, 191-198. Comments: seen on boat hulls |
Molecular information | Not entered |
Last update by | Aleksas Narščius, 2020-05-13 |