Results 11 to 20 of about 27,880 (304)

Porifera

open access: yesHandbook of Marine Model Organisms in Experimental Biology, 2015
Abstract Poriphera sponges are benthic animals that filter vast volumes of water to extract bacteria and other pico-plankton. While sponges have tissues and some regionalization of the body is present, complex tissues such as conventional muscle and nerves are absent, which in part explains their slow movements.
Sally P. Leys, Nathan Farrar
semanticscholar   +5 more sources

Development of a multilocus-based approach for sponge (phylum Porifera) identification: refinement and limitations [PDF]

open access: yesScientific Reports, 2017
This work is licensed under a Creative Commons Attribution 4.0 International License. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in the credit line; if the ...
Franco, Christopher Milton   +3 more
core   +2 more sources

Are Sponges Good Natural Sentinels for Monitoring Fish Diversity in Antarctic Coastal Waters? [PDF]

open access: yesEcol Evol
This study demonstrates that eDNA metabarcoding using both water and sponge samples is an effective tool for monitoring fish biodiversity along the Western Antarctic Peninsula. The results revealed 14 endemic Antarctic fish species and one marine mammal, with water samples often offering a more comprehensive view than sponges.
Angulo-Preckler C   +5 more
europepmc   +2 more sources

Triterpene and Steroid Glycosides from Marine Sponges (Porifera, Demospongiae): Structures, Taxonomical Distribution, Biological Activities

open access: yesMolecules, 2023
The article is a comprehensive review concerning tetracyclic triterpene and steroid glycosides from sponges (Porifera, Demospongiae). The extensive oxidative transformations of the aglycone and the use of various monosaccharide residues, with up to six ...
N. Ivanchina, V. Kalinin
semanticscholar   +1 more source

Plastics in Porifera: The occurrence of potential microplastics in marine sponges and seawater from Bocas del Toro, Panamá

open access: yesPeerJ, 2021
Microplastics (MP) are now considered ubiquitous across global aquatic environments. The ingestion of MP by fish and other marine vertebrates is well studied, but the ingestion of MP by marine invertebrates is not.
Bailey Fallon, C. Freeman
semanticscholar   +1 more source

A Review on Genus Halichondria (Demospongiae, Porifera)

open access: yesJournal of Marine Science and Engineering, 2022
Demosponges of the genus Halichondria Fleming (1828) are common in coastal marine ecosystems worldwide and have been well-studied over the last decades.
Josephine Goldstein, P. Funch
semanticscholar   +1 more source

The Molecular Machinery of Gametogenesis in Geodia Demosponges (Porifera): Evolutionary Origins of a Conserved Toolkit across Animals

open access: yesMolecular biology and evolution, 2020
All animals are capable of undergoing gametogenesis. The ability of forming haploid cells from diploid cells through meiosis and recombination appeared early in eukaryotes, whereas further gamete differentiation is mostly a metazoan signature ...
V. Koutsouveli   +6 more
semanticscholar   +1 more source

Hg Levels in Marine Porifera of Montecristo and Giglio Islands (Tuscan Archipelago, Italy)

open access: yesApplied Sciences, 2020
Porifera are filter-feeding organisms known to bioaccumulate different contaminants in their tissues. The presence of mercury (Hg) has been reported in different Mediterranean species, mainly collected in the southern coast of France.
C. Roveta   +7 more
semanticscholar   +1 more source

The complete mitochondrial genome of the invasive cyanobacteriosponge Terpios hoshinota (Demospongiae, Suberitida, Suberitidae)

open access: yesMitochondrial DNA. Part B. Resources, 2023
The cyanobacteriosponge Terpios hoshinota occurs on tropical reefs throughout the Indo-Pacific. The species encrusts live coral, and other benthos, and is considered a pest species that can threaten the health and productivity of locally native benthic ...
Zoe T. Richards   +2 more
doaj   +1 more source

Indigenous demosponge spicules in a Late Devonian stromatoporoid basal skeleton from the Frasnian of Belgium [PDF]

open access: yes, 2014
This paper records the first example of a demosponge spicule framework in a single specimen of a Devonian stromatoporoid from the Frasnian of southern Belgium.
Alvarez   +51 more
core   +1 more source

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