Results 1 to 10 of about 2,877 (213)

Behavioural and oceanographic isolation of an island-based jellyfish (Copula sivickisi, Class Cubozoa) population

open access: yesScientific Reports, 2021
Cubozoan jellyfish are classified as plankton despite the strong swimming and orientation abilities of cubomedusae. How these capabilities could affect cubozoan population structures is poorly understood.
Jodie A. Schlaefer   +3 more
doaj   +1 more source

Life Cycle Reversal in Aurelia sp.1 (Cnidaria, Scyphozoa).

open access: yesPLoS ONE, 2015
The genus Aurelia is one of the major contributors to jellyfish blooms in coastal waters, possibly due in part to hydroclimatic and anthropogenic causes, as well as their highly adaptive reproductive traits.
Jinru He   +3 more
doaj   +1 more source

Drought and Competition Mediate Mycorrhizal Colonization, Growth Rate, and Nutrient Uptake in Three Artemisia Species

open access: yesMicroorganisms, 2022
The genus Artemisia includes several keystone shrub species that dominate the North American sagebrush steppe. Their growth, survival, and establishment are negatively affected by exotic invasive grasses such as Taeniatherum caput-medusae.
David Eduardo Prado-Tarango   +2 more
doaj   +1 more source

Interannual variation in the composition of the assemblages of medusae and ctenophores in St. Helena Bay, Southern Benguela Ecosystem

open access: yesScientia Marina, 2000
The assemblages of medusae and ctenophores were examined from samples collected each winter from St Helena Bay, over the 10-year period 1988-1997.
Emmanuelle Buecher, Mark John Gibbons
doaj   +1 more source

Species–specific crab predation on the hydrozoan clinging jellyfish Gonionemus sp. (Cnidaria, Hydrozoa), subsequent crab mortality, and possible ecological consequences [PDF]

open access: yesPeerJ, 2017
Here we report a unique trophic interaction between the cryptogenic and sometimes highly toxic hydrozoan clinging jellyfish Gonionemus sp. and the spider crab Libinia dubia.
Mary R. Carman   +2 more
doaj   +2 more sources

Kinematic comparison of bell contraction by four species of hydromedusae

open access: yesScientia Marina, 2000
Bell form strongly affects the hydrodynamic performance of swimming hydromedusae. Although the relationship between bell shape and hydrodynamic parameters has been documented for static models of different bell shapes, the dynamic differences in ...
M. D. Ford, J. H. Costello
doaj   +1 more source

Occurrence of two distinct lineages of the freshwater jellyfish Craspedacusta sowerbii (Hydrozoa: Limnomedusae) in Italy

open access: yesJournal of Limnology, 2020
The freshwater jellyfish Craspedacusta sowerbii Lankester 1880 is a cryptic cosmopolitan invasive species, which occurs in all continents except Antarctica.
Massimo Morpurgo   +3 more
doaj   +1 more source

Seasonality in polyps of a tropical cubozoan: A latina nr mordens. [PDF]

open access: yesPLoS ONE, 2013
A latina nr mordens have been located in large predictable spawning aggregations near Osprey Reef in the Coral Sea eight to ten days after a full moon; however, polyps have never been located in-situ.
Robert Courtney, Jamie Seymour
doaj   +1 more source

Different Physiology in the Jellyfish Cassiopea xamachana and C. frondosa in Florida Bay

open access: yesOceans, 2021
The jellyfish Cassiopea xamachana and C. frondosa co-occur within some habitats in the Florida Keys, but the frequency with which this occurs is low.
William K. Fitt   +3 more
doaj   +1 more source

Survey of Density variation and Diversity of Cnidarins Medusae (Diphiydae & Gerionidae) in North Western Persian Gulf (Bahrakan water) [PDF]

open access: yesبوم‌شناسی آبزیان, 2012
To taxonomic identification and density determination of medusae in Bahrakan area (Persian Gulf), planktonic samples were collected from 6 stations in July, August, October in 2010 and December, February and April in 2011.
Tahmineh Soltani   +4 more
doaj  

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