The puzzling occurrence of the upside-down jellyfish Cassiopea (Cnidaria: Scyphozoa) along the Brazilian coast: a result of several invasion events?

Sergio N. Stampar; Edgar Gamero-Mora; Maximiliano M. Maronna; Juliano M. Fritscher; Bruno S. P. Oliveira; Cláudio L. S. Sampaio; André C. Morandini

doi:10.3897/zoologia.37.e50834

Kaden Muffett, Maria Pia Miglietta, Sergio N. Stampar (2023)
Demystifying Cassiopea species identity in the Florida Keys: Cassiopea xamachana and Cassiopea andromeda coexist in shallow waters. PLOS ONE 18: e0283441.

DOI: 10.1371/journal.pone.0283441

William K. Fitt, Dietrich K. Hofmann, Aki H. Ohdera, Dustin W. Kemp, André C. Morandini (2025)
The Effects of Heat Stress on the Physiology and Mortality of the Rhizostome Upside-Down Jellyfish Cassiopea xamachana—Observations Throughout the Life Cycle. Oceans 6: 6.

DOI: 10.3390/oceans6010006

Megan E. Maloney, Katherine M. Buckley, Marie E. Strader (2024)
Appendage pigmentation and temperature acclimation correlate with survival during acute heat stress in the upside-down jellyfish, Cassiopea xamachana. Frontiers in Ecology and Evolution 12: .

DOI: 10.3389/fevo.2024.1409379

Malte Ostendarp, Julia Plewka, Jenny Flathmann, Arjen Tilstra, Yusuf C. El-Khaled, Christian Wild (2022)
Complete and rapid regeneration of fragments from the upside-down jellyfish Cassiopea. Frontiers in Marine Science 9: .

DOI: 10.3389/fmars.2022.949233

Cheryl Lewis Ames, Aki H. Ohdera, Sophie M. Colston, Allen G. Collins, William K. Fitt, André C. Morandini, Jeffrey S. Erickson, Gary J. Vora (2021)
Fieldable Environmental DNA Sequencing to Assess Jellyfish Biodiversity in Nearshore Waters of the Florida Keys, United States. Frontiers in Marine Science 8: .

DOI: 10.3389/fmars.2021.640527

Claire E. Rowe, Shane T. Ahyong, Will F. Figueira, Ingo Burghardt, Stephen J. Keable (2025)
Identification of Cassiopea sp. in Lake Macquarie, Australia and revision of the taxonomic status of Cassiopea maremetens Gershwin, Zeidler & Davie, 2010 (Cnidaria: Scyphozoa: Cassiopeidae). PeerJ 13: e19669.

DOI: 10.7717/peerj.19669

Ramón Damián Morejón-Arrojo, Leandro Rodriguez-Viera (2023)
Characterization of the populations of upside-down jellyfish in Jardines de la Reina National Park, Cuba. PeerJ 11: e15254.

DOI: 10.7717/peerj.15254

Tiziana Cillari, Alessandro Allegra, Daniela Berto, Mar Bosch-Belmar, Manuela Falautano, Teresa Maggio, Giacomo Milisenda, Patrizia Perzia, Federico Rampazzo, Mauro Sinopoli, Luca Castriota (2022)
Snapshot of the Distribution and Biology of Alien Jellyfish Cassiopea andromeda (Forsskål, 1775) in a Mediterranean Touristic Harbour. Biology 11: 319.

DOI: 10.3390/biology11020319

Colin J. Anthony, MacKenzie Heagy, Bastian Bentlage (2022)
Phenotypic plasticity in Cassiopea ornata (Cnidaria: Scyphozoa: Rhizostomeae) suggests environmentally driven morphology. Zoomorphology 141: 115.

DOI: 10.1007/s00435-022-00558-4

Vreni Häussermann, Carlos Molinet, Manuel Díaz Gómez, Günter Försterra, Jorge Henríquez, Katherine Espinoza Cea, Thamara Matamala Ascencio, Mathias Hüne, Cesar A. Cárdenas, Heather Glon, Nancy Barahona Toledo, Dagoberto Subiabre Mena (2022)
Recent massive invasions of the circumboreal sea anemone Metridium senile in North and South Patagonia. Biological Invasions 24: 3665.

DOI: 10.1007/s10530-022-02878-4

Sonia K. M. Gueroun, Carlos J. Moura, Eduardo Almansa, Alejandro Escánez (2024)
Cassiopea andromeda (Cnidaria, Scyphozoa) in the subtropical eastern Atlantic. Journal of the Marine Biological Association of the United Kingdom 104: .

DOI: 10.1017/S0025315424000882

Edgar Gamero-Mora, Allen G. Collins, Sheldon Rey Boco, Serafin Mendez Geson, André C. Morandini, Nerida Wilson (2022)
Revealing hidden diversity among upside-down jellyfishes (Cnidaria: Scyphozoa: Rhizostomeae: Cassiopea): distinct evidence allows the change of status of a neglected variety and the description of a new species. Invertebrate Systematics 36: 63.

DOI: 10.1071/IS21002

Lakshmanan Ranjith, Raju Saravanan, Sivadas Sobhana Kizhakkecheruvil, Chellappa Kalidas, Dhanasekaran Linga Prabu, Sugumar Ramkumar, Amarnath Mathan Babu, Dharmaraj Sarathapriya, Asha Payikat Sahadevan, George Grinson (2025)
Medusae morphogenesis by tissue regeneration: a case study on Cassiopea xamachana Bigelow, 1892 (Scyphozoa: Rhizostomeae). Journal of the Marine Biological Association of the United Kingdom 105: .

DOI: 10.1017/S002531542510057X

Claire E. Rowe, Stephen J. Keable, Shane T. Ahyong, Will F. Figueira (2022)
Physiological responses of the upside-down jellyfish, Cassiopea (Cnidaria: Scyphozoa: Cassiopeidae) to temperature and implications for their range expansion along the east coast of Australia. Journal of Experimental Marine Biology and Ecology 554: 151765.

DOI: 10.1016/j.jembe.2022.151765

Ramón Damián Morejón-Arrojo, Marta Mammone, Natalia B. López-Figueroa, Elizabeth W. Stoner, Leandro Rodríguez-Viera (2025)
Life upside-down: review of ecological roles of Cassiopea (Cnidaria: Scyphozoa) in marine ecosystems—a look at the Western Atlantic. Discover Ecology 1: .

DOI: 10.1007/s44396-025-00006-9

Jorge Thé, Marta Mammone, Stefano Piraino, Antonio Pennetta, Giuseppe De Benedetto, Tatiane Garcia, Marcelo de Oliveira Soares, Sergio Rossi (2023)
Understanding Cassiopea andromeda (Scyphozoa) Invasiveness in Different Habitats: A Multiple Biomarker Comparison. Water 15: 2599.

DOI: 10.3390/w15142599

Saijun Peng, Lei Wang, Yuanqing Ma, Lijing Ye, Chaowei Hou, Yongliang Liu, Yongxue Li, Tingting Sun, Jianmin Zhao, Zhijun Dong (2023)
Application of environmental DNA metabarcoding and quantitative PCR to detect blooming jellyfish in a temperate bay of northern China. Ecology and Evolution 13: .

DOI: 10.1002/ece3.10669

(2024)
Advances in Rhizostomeae Jellyfish Research. : 361.

DOI: 10.1016/bs.amb.2024.09.001