Results 121 to 130 of about 6,474 (222)

Short communication: Jellyfish of Khuzestan coastal waters and their impact on fish larvae populations [PDF]

open access: yes, 2017
One of the most valuable groups in the food chain of aquatic ecosystems is zooplankton. A large portion of them are invertebrate organisms with great variety of forms and structure, size, habitat and food value.
Dehghan Mediseh, S.   +4 more
core  

Chave de identificação dos Ctenophora da costa brasileira [PDF]

open access: gold, 2007
Otto Müller Patrão de Oliveira   +3 more
openalex   +1 more source

Dietary variations in three co-occurring rockfish species off the Pacific Northwest during anomalous oceanographic events in 1998 and 1999 [PDF]

open access: yes, 2009
Stomach samples from three rockfish species, yellowtail (Sebastes f lavidus), widow (S. entomelas), and canary (S. pinniger) rockfish, seasonally collected off the Pacific Northwest in 1998 and 1999, provided quantitative information on the food habits ...
Lee, Yong-Woo, Sampson, David B.
core  

Neuromuscular organization of the benthic ctenophore, Vallicula multiformis

open access: yesZoological Letters
Ctenophora is the earliest metazoan taxon with neurons and muscles. Recent studies have described genetic, physiological, and cellular characteristics of the neural and muscular systems of this phylogenically important lineage.
Kurato Mohri, Hiroshi Watanabe
doaj   +1 more source

On Coelenterata: Validation and Des­cription of the Superphylum Coelenterata (Leuckart, 1847)

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2017
It has been suggested to combine the following three phyla of lower invertebrates in the superphylum Coelenterata (Leuckart, 1847): Plathelminthes Schneider, 1873, Cnidaria (Leuckart, 1847), and Ctenophora (Leuckart, 1847).
R.N. Burukovsky
doaj  

Effect of temperature on clearance rate, daily ration and digestion time of Mnemiopsis leidyi from the southern Caspian Sea [PDF]

open access: yes, 2012
The effect of temperature on the main feeding parameters of Mnemiopsis leidyi from the southern Caspian Sea was studied in 2002. The clearance rates and daily rations were estimated from laboratory experiments in a wide range of temperatures from 12 to ...
Finenko, G.A.   +3 more
core   +1 more source

Resolving tricky nodes in the tree of life through amino acid recoding

open access: yesiScience, 2022
Summary: Genomic data allowed a detailed resolution of the Tree of Life, but “tricky nodes” such as the root of the animals remain unresolved. Genome-scale datasets are heterogeneous as genes and species are exposed to different pressures, and this can ...
Mattia Giacomelli   +4 more
doaj  

Second record of the ctenophore Kiyohimea aurita (Ctenophora, Tentaculata, Cydippida, Kiyohimeidae) in Japan [PDF]

open access: yes, 2008
Seven specimens of Kiyohimea aurita Komai and Tokioka, 1940 (Ctenophora, Tentaculata, Cydippida, Kiyohimeidae) were collected at the sea surface in Sasebo, Nagasaki Prefecture, Japan, as the second record of this species from anywhere in the world. Based
久保田, 信   +2 more
core  

Population Dynamic And Effects Of The Invasive Species Ctenophore Mnemiopsis Leidyi In The Southern Caspian Sea [PDF]

open access: yes, 2009
In this study, M. leidyi population, plankton abundance, biomass and species composition and interaction between environmental and biological characteristics were evaluated in the Iranian coasts of the Caspian Sea from 2001 until 2006.
Roohi, Aboulghasem
core  

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