Results 61 to 70 of about 1,935 (201)

Benthoplanidae, a new family of benthic ctenophores (Platyctenida), based on morphological and genetic data

open access: yesJournal of Systematics and Evolution, Volume 64, Issue 2, Page 387-400, March 2026.
The benthic ctenophore Benthoplana meteoris (adults left and bottom, planktonic juveniles to the top right), type species for the genus, which in turn is type for the newly erected family: Benthoplanidae (Ctenophora, Platyctenida). Abstract We present a phylogenetic analysis of benthic ctenophores of the order Platyctenida, sampling all but one genus ...
Nicholas Bezio   +2 more
wiley   +1 more source

Par protein localization during the early development of Mnemiopsis leidyi suggests different modes of epithelial organization in the metazoa

open access: yeseLife, 2020
In bilaterians and cnidarians, epithelial cell-polarity is regulated by the interactions between Par proteins, Wnt/PCP signaling pathway, and cell-cell adhesion. Par proteins are highly conserved across Metazoa, including ctenophores.
Miguel Salinas-Saavedra   +1 more
doaj   +1 more source

Effect of food conditions on ingestion rate and digestion time in lobate ctenophore Mnemiopsis leidyi [PDF]

open access: yes, 2005
Effect of food conditions (food concentration, volume of the experimental bottles) on ingestion and clearance rates as well as digestion time has been studied in lobate ctenophore Mnemiopsis leidyi, the invader to the Black Sea.
Аболмасова, Г. И.   +6 more
core  

Oceanographic heterogeneity facilitates gelatinous zooplankton niche space and diversity

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 1, January 2026.
Abstract Gelatinous zooplankton serve diverse ecological roles in shelf food webs—from grazers to predators. However, their spatial niches are poorly resolved, especially at detailed taxonomic levels, due to conventional techniques that are unable to measure distributions at fine spatial scales.
Adam T. Greer, Luciano M. Chiaverano
wiley   +1 more source

Change of the bioluminescent characteristics of the Black Sea ctenophore-alien Mnemiopsis leidyi in ontogenesis [PDF]

open access: yes, 2010
The changes of the biophysical characteristics of light-emission in ontogenesis of ctenophore Mnemiopsis leidyi Agassiz - recent introducer to the Black sea has been researched.
Токарев, Ю. Н.   +3 more
core  

Assessing the success of a horizon scanning approach in predicting invasive non‐native species arrival

open access: yesJournal of Applied Ecology, Volume 63, Issue 1, January 2026.
We conclude that horizon scanning provides a rapid, affordable and successful mechanism to predict the arrival of high‐risk INNS. We highlight the importance of citizen science, including biological recording, and of local expertise for detecting and documenting arrival of INNS.
Jodey M. Peyton   +42 more
wiley   +1 more source

Nuclear receptors from the ctenophore Mnemiopsis leidyi lack a zinc-finger DNA-binding domain: lineage-specific loss or ancestral condition in the emergence of the nuclear receptor superfamily?

open access: yesEvoDevo, 2011
Background Nuclear receptors (NRs) are an ancient superfamily of metazoan transcription factors that play critical roles in regulation of reproduction, development, and energetic homeostasis.
Reitzel Adam M   +6 more
doaj   +1 more source

Biological invasions: a global assessment of geographic distributions, long‐term trends, and data gaps

open access: yesBiological Reviews, Volume 100, Issue 6, Page 2542-2583, December 2025.
ABSTRACT Biological invasions are one of the major drivers of biodiversity decline and have been shown to have far‐reaching consequences for society and the economy. Preventing the introduction and spread of alien species represents the most effective solution to reducing their impacts on nature and human well‐being.
Hanno Seebens   +64 more
wiley   +1 more source

Spreading and reproduction limitations of the American comb jelly Mnemiopsis leidyi in the Baltic Sea [PDF]

open access: yes, 2010
No abstracts are to be cited without prior reference to the author.Based on the information on salinity and temperature needed for survival and reproduction, areas within the Baltic Sea have been identified where the American comb jelly (Mnemiopsis ...
Andreas Lehmann (538156)   +3 more
core   +1 more source

Assessing Biodiversity at Eastern Oyster (Crassostrea virginica) Aquaculture and Reef Sites Utilizing Real‐Time Monitoring and Environmental DNA in Rehoboth Bay, Delaware, USA

open access: yesEcology and Evolution, Volume 15, Issue 11, November 2025.
Eastern oysters (Crassostrea virginica) are a keystone species and vital to the commercial shellfish industry, acting as environmental engineers that enhance biodiversity. To study their impact, real‐time monitoring and Environmental DNA analysis were conducted at various sites in Rehoboth Bay, Delaware and 23 species were identified, with Spot ...
Tahera Attarwala   +2 more
wiley   +1 more source

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