Results 1 to 10 of about 2,268 (198)

Macroscale abundance patterns of hydromedusae in the temperate Southwestern Atlantic (27°-56° S). [PDF]

open access: yesPLoS ONE, 2019
Gelatinous organisms are crucial components of marine ecosystems and some species imply social and economic consequences. However, certain geographic areas, such as the temperate Southwestern Atlantic (SWA, 27° - 56° S), remain understudied in terms of ...
María Sofía Dutto   +5 more
doaj   +4 more sources

Odd family reunion: DNA barcoding reveals unexpected relationship between three hydrozoan species [PDF]

open access: yesPeerJ, 2023
Knowledge of life histories is crucial for understanding ecological and evolutionary processes, but for many hydrozoan species only incomplete life cycles have been described due to challenges in linking hydromedusae with their polyp stages.
Lara M. Beckmann   +3 more
doaj   +3 more sources

First record of hydrozoan genera Eucheilota McCrady, 1859 and Mitrocomella Haeckel, 1879 and species Porpita porpita (Linnaeus, 1758) and Physalia physalis (Linnaeus, 1758) in Bali, Indonesia [PDF]

open access: yesBiodiversity Data Journal, 2021
This report documents the first record of the genera Eucheilota and Mitrocomella and species Porpita porpita and Physalia physalis in Bali, Indonesia, based on observed occurrences in different times and sites.
Widiastuti Widiastuti
doaj   +4 more sources

Epithelial Conduction in Hydromedusae [PDF]

open access: yesJournal of General Physiology, 1968
Sarsia, Euphysa, and other hydromedusae have been studied by electrophysiological techniques and are found to have nonnervous conducting epithelia resembling those described earlier for siphonophores. Simple, nonmuscular epithelia fire singly or repetitively following brief electrical stimuli.
G O, Mackie, L M, Passano
exaly   +7 more sources

A survey of epibiont hydrozoans on Sargassum [PDF]

open access: yesPeerJ, 2023
The brown alga Sargassum provides a natural substrate occupied by hydrozoans in shallow marine waters. A global count in 2007 listed 39 epibiotic species of Hydrozoa growing on Sargassum, but more studies have been published since, therefore, an update ...
Cecilia Odette Carral-Murrieta   +10 more
doaj   +3 more sources

Correction: Macroscale abundance patterns of hydromedusae in the temperate Southwestern Atlantic (27°-56° S). [PDF]

open access: yesPLoS ONE, 2020
[This corrects the article DOI: 10.1371/journal.pone.0217628.].
María Sofía Dutto   +5 more
doaj   +2 more sources

First record of two Leptothecata medusae (Cnidaria, Hydrozoa) in Colombia with annotations on their distribution and ecology [PDF]

open access: yesBiodiversity Data Journal
Hydromedusae are a group of planktonic cnidarians that represent the medusoid phase in the life cycle of most members of the class Hydrozoa, whose primary function is to produce and release gametes.
Jorge Llorente-Vega   +2 more
doaj   +4 more sources

Intelligent Detection and Recognition of Marine Plankton by Digital Holography and Deep Learning [PDF]

open access: yesSensors
The detection, observation, recognition, and statistics of marine plankton are the basis of marine ecological research. In recent years, digital holography has been widely applied to plankton detection and recognition.
Xianfeng Xu   +3 more
doaj   +2 more sources

The hydromedusae and water masses of the Indian Ocean

open access: yesBoletim Do Instituto Oceanográfico, 1991
This analysis of distribution and abundance of species of Hydromedusae completes a report (Vannucci & Navas, 1973b) on the ecology of Indian Ocean Hydromedusae based on the zooplankton collected during the International Indian Ocean Expedition (IIOE ...
D. Navas-Pereira, M. Vannucci
exaly   +3 more sources

Fluctuation and diversity of Hydromedusae (Hydrozoa, Cnidaria) in a highly productive region of the Gulf of Mexico inferred from high frequency plankton sampling [PDF]

open access: yesPeerJ, 2019
Hydrozoa medusae undergo blooms and seasonal fluctuations; however the drivers of such fluctuations are unknown. To understand how medusa populations fluctuate in response to seasonal factors such as temperature, salinity, dissolved oxygen, and ...
Sarah Pruski, Maria Pia Miglietta
doaj   +3 more sources

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