Results 51 to 60 of about 3,382 (116)

Environmental DNA dynamics of three species of unionid freshwater mussels

open access: yesEnvironmental DNA, Volume 6, Issue 2, March–April 2024.
We measured eDNA shedding and degradation rates of three freshwater mussel species, including one federally endangered species. We tested how biomass, feeding, and temperature affected shedding rate and found shedding rates were generally low for mussels compared with previous reports of shedding rates in fish. Degradation rates of eDNA were similar to
Dannise V. Ruiz‐Ramos   +6 more
wiley   +1 more source

First description of the life cycle of the jellyfish Rhizostoma luteum (Scyphozoa: Rhizostomeae)

open access: yesPLOS ONE, 2018
Jellyfish blooms are a significant environmental problem that is increasing and may be influenced by anthropocentric practices such as overfishing, pollution, eutrophication, translocation, climate change, and ocean acidification. Many jellyfish have unknown life cycles leading to these blooms.
Karen Kienberger   +5 more
openaire   +5 more sources

Flow Structure and Transport Characteristics of Feeding and Exchange Currents Generated by Upside-Down Cassiopea Jellyfish [PDF]

open access: yes, 2012
Quantifying the flows generated by the pulsations of jellyfish bells is crucial for understanding the mechanics and efficiency of their swimming and feeding. Recent experimental and theoretical work has focused on the dynamics of vortices in the wakes of
Colin, Sean   +4 more
core   +3 more sources

Biological information on a rare pelagic fish, black ruff Centrolophus niger, caught in Icelandic waters: Distribution, feeding, and otoliths

open access: yesJournal of Fish Biology, Volume 104, Issue 3, Page 598-610, March 2024.
Abstract Black ruff (Centrolophus niger) is a rare and poorly studied species found in both the Atlantic and Pacific Oceans and also in the Mediterranean Sea. It is sporadically caught south of Iceland during the annual International Ecosystem Summer Survey of the Nordic Seas.
James Kennedy   +4 more
wiley   +1 more source

The Phylum Cnidaria: A Review of Phylogenetic Patterns and Diversity 300 Years After Linnaeus [PDF]

open access: yes, 2007
Systema Naturae includes representatives of every major lineage of the animal phylum Cnidaria. However, Linnaeus did not classify the members of the phylum as is now done, and the diversity of the group is not well represented.
Brugler, Mercer R.   +11 more
core   +3 more sources

Signal‐Transduction Proteins from Caribbean Cassiopea xamachana: The Scaffolding Protein CxRACK1 Shows Conserved Molecular Signatures and Differential Expression between Larval and the Subsequent Metamorphic Stages

open access: yesAquaculture Research, Volume 2024, Issue 1, 2024.
The molecular features from the coding sequence and part of the 5′‐UTR of the scaffolding protein receptor for activated C kinase (CxRACK1) gene from the jellyfish Cassiopea xamachana were assessed by a combination of regular and inverse PCR amplifications.
Tania Islas-Flores   +4 more
wiley   +1 more source

The association of argonauts with gelatinous plankton and other substrates

open access: yes
Ecology, Volume 105, Issue 10, October 2024.
Roger Villanueva   +2 more
wiley   +1 more source

Cubozoa [PDF]

open access: yes, 2008
Descrizione tassonomica delle specie di Cubozoa presenti nei mari ...
Avian M.
core  

Marine alien species in Italy: A contribution to the implementation of descriptor D2 of the Marine Strategy Framework Directive [PDF]

open access: yes, 2019
A re-examination of marine alien species or Non Indigenous Species (NIS) reported in Italian Seas, until December 2018, is provided, focusing on establishment success, year of first record, origin, potential invasiveness, and likely pathways, in ...
Andaloro F.   +20 more
core   +3 more sources

Impact of secondary hard substrate on the distribution and abundance of Aurelia aurita in the western Baltic Sea [PDF]

open access: yes, 2013
Highlights: • Impacts of wind farms on the occurrence of the moon jelly Aureliaaurita. • Artificial hard substrate has the potential to increase the abundance of A.aurita. • In the given example the abundance of A.
Augustin, C. B.   +3 more
core   +1 more source

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