AquaNISInformation system on aquatic non-indigenous and cryptogenic species |
Species | Hypnea cornuta [WoRMS] | |
Authority | (Kützing) J.Agardh, 1851 | |
Family | Cystocloniaceae | |
Order | Gigartinales | |
Class | Florideophyceae | |
Phylum | Rhodophyta | |
Synonym (?) | ||
Sub-species level (?) | Not entered |
Native origin (?) | Not entered Comments: Pantropical tropical Atlantic, Indo-Pacific |
Life form / Life stage (?) |
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Sociability / Life stage (?) |
References (not structured): de Jesus, P. B., Costa, A. L., Nunes, J. M. D. C., Manghisi, A., Genovese, G., Morabito, M., Schnadelbach, A. S. 2019. Species delimitation methods reveal cryptic diversity in the Hypnea cornuta complex (Cystocloniaceae, Rhodophyta). European Journal of Phycology, 54(2), pp. 135-153. Comments: Plants occur solitary or in aggregates, sometimes forming loose tufts. |
Reproductive frequency (?) | Not entered |
Reproductive type (?) | Asexual Sexual References: Cecere, E., Petrocelli, A., Verlaque, M. 2004. Morphology and vegetative reproduction of the introduced species Hypnea cornuta (Rhodophyta, Gigartinales) in the Mar Piccolo of Taranto (Italy), Mediterranean Sea. |
Developmental trait (?) | Spawning References: Cecere, E., Petrocelli, A., Verlaque, M. 2004. Morphology and vegetative reproduction of the introduced species Hypnea cornuta (Rhodophyta, Gigartinales) in the Mar Piccolo of Taranto (Italy), Mediterranean Sea. |
Characteristic feeding method / Life stage (?) |
References (not structured): Yokoya, N. S., Nauer, F., Oliveira, M. C. 2020. Concise review of the genus Hypnea JV Lamouroux, 1813. Journal of Applied Phycology, 32(6), pp. 3585-3603. |
Mobility / Life stage (?) |
References (not structured): Yokoya, N. S., Nauer, F., Oliveira, M. C. 2020. Concise review of the genus Hypnea JV Lamouroux, 1813. Journal of Applied Phycology, 32(6), pp. 3585-3603. |
Salinity tolerance range (?) | Exact range: 20 - 60 References: Yokoya, N. S., Nauer, F., Oliveira, M. C. 2020. Concise review of the genus Hypnea JV Lamouroux, 1813. Journal of Applied Phycology, 32(6), pp. 3585-3603. Comments: Hypnea species are considered euryhaline and have broad tolerance to salinity variations: H. cornuta and H. pseudomusciformis tolerated variations from 20 to − 60 psu, and from 20 to 50 psu. |
Habitat modifying ability potential (?) | Autogenic ecosystem engineers |
Toxicity / Life stage (?) | Not relevant |
Bioaccumulation association (?) | Anthropogenic chemical compounds References: Al-Shwafi, N. A., Rushdi, A. I. 2008. Heavy metal concentrations in marine green, brown, and red seaweeds from coastal waters of Yemen, the Gulf of Aden. Environmental Geology, 55, pp. 653-660. |
Known human health impact? | Known Comments: Harmless. |
Known economic impact? | Known References: de Jesus, P. B., Costa, A. L., Nunes, J. M. D. C., Manghisi, A., Genovese, G., Morabito, M., Schnadelbach, A. S. 2019. Species delimitation methods reveal cryptic diversity in the Hypnea cornuta complex (Cystocloniaceae, Rhodophyta). European Journal of Phycology, 54(2), pp. 135-153. Comments: It is an economically important red algal genus that is harvested for food and for the production of kappa carrageenan. |
Known measurable environmental impact? | Known References: Arori, M. K., Muthumbi, A. W. N., Mutia, G. M., Nyonje, B. 2019. Potential of seaweeds (Hypnea cornuta and Hypnea musciformis) in Nile tilapia (Oreochromis niloticus) fingerlings diets. Int J Fish Aquat Stud, 7, pp. 103-107. Comments: Seaweed especially H. cornuta as protein source, can partially replace freshwater shrimp in Nile tilapia fingerling diet. |
Included in the Target Species list? | No References: HELCOM, 2009. Alien Species and Ballast Water [PDF] Available at: https://archive.iwlearn.net/helcom.fi/stc/files/shipping/Table_2_Alienspecies_%20lists_2009.pdf [Accessed 1 July 2024]. |
Association with vessel vectors (?) | Biofouling References: Emara, A. M., Belal, A. A. 2004. Marine fouling in Suez canal, Egypt. Egyptian Journal of Aquatic Research, 30(1), pp. 198-206. |
Last update by | Sandra Gečaitė, 2024-08-11 |