Results 61 to 70 of about 12,420 (201)

Separating Faces in ARMS Metabarcoding Improves Marine Biodiversity Monitoring: A Comparison Across Protocols, Experimental Designs and Photographic Surveys

open access: yesMolecular Ecology Resources, Volume 26, Issue 7, October 2026.
ABSTRACT Monitoring marine biodiversity requires approaches capable of capturing its spatial and temporal complexity. DNA metabarcoding coupled with Autonomous Reef Monitoring Structures (ARMS) is increasingly used for this purpose, yet most applications still pool all sessile fractions and rarely benchmark molecular outputs against photographic ...
Anne Chenuil   +22 more
wiley   +1 more source

Determination of the biometrical parameters, biochemical composition and essential trace metals of edible sea urchin (Stomopneustes variolaris) in Sri Lanka

open access: yesCogent Food & Agriculture, 2016
Sea urchin samples (Stomopneustes variolaris) were collected from the selected (three sampling locations) western and southern coastal area around the Sri Lanka (n = 193) from the time period of May to October, 2014.
B.K.K.K. Jinadasa   +3 more
doaj   +1 more source

DeepZoo: A cost‐effective and modular sampler for ecological studies in the deep ocean

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 10, Page 2895-2908, October 2026.
Abstract Understanding the structure and dynamics of deep‐ocean communities requires effective sampling of pelagic organisms in near‐bottom waters. These dispersive organisms contribute to biodiversity, connectivity and ecosystem recovery. Yet, current sampling methods remain constrained by size, cost, and depth, leaving key questions unanswered in ...
Johanna N. J. Weston   +7 more
wiley   +1 more source

Nuevo Macrocystellidae (Echinodermata, Cystoidea Rhombifera) para el Ordovícico español

open access: yesEstudios Geologicos, 1996
Se describe un ejemplar de Macrocystella Callaway, 1877, procedente del Caradoc de El Viso del Marqués, provincia de Ciudad Real. El género Macrocystella es el único descrito para la familia Macrocystellidae y se trata de un taxón de especial interés al ...
M. D. Gil Cid   +3 more
doaj   +1 more source

Hidden Mortality: Bottom Trawling Challenges the Legal Protection of Vulnerable Marine Species

open access: yesConservation Letters, Volume 19, Issue 5, September/October 2026.
ABSTRACT Legal protection of species is a central conservation instrument, yet its effectiveness depends on limiting incidental harm. Bottom trawl fisheries are inherently nonselective and frequently capture nontarget species. This creates a legal–management inconsistency: Bottom trawling remains permitted, whereas protected‐species statutes prohibit ...
Ateret Shabtay   +3 more
wiley   +1 more source

Complete mitochondrial genome analysis of Aquilonastra batheri (Echinodermata, Asteroidea, Valvatida)

open access: yesMitochondrial DNA. Part B. Resources, 2018
In this study, we determined the complete mitochondrial genome sequences of Aquilonastra batheri. This is the first study on mitochondrial genome sequencing of the genus Aquilonastra belonging to the family Asterinidae, order Valvatida, and class ...
Taekjun Lee, Sook Shin
doaj   +1 more source

Echinodermata [PDF]

open access: yesTransactions of the Geological Society of Glasgow, 1871
n ...
openaire   +1 more source

Echinodermata

open access: yes
Abstract Echinodermata is a bilaterian phylum with a body plan that has diverged significantly from the common bilaterian plan. Echinoderms are pentaradially symmetrical and have a unique type of mesodermal skeleton that lies just under the integument.
Gündoğdu, Sedat   +3 more
  +5 more sources

Complete mitochondrial genome sequences of a deep-sea holothurian species of the genus Scotoplanes (Elasipodida: Elpidiidae)

open access: yesMitochondrial DNA. Part B. Resources, 2019
Two complete and one near-complete mitochondrial genomes (mitogenomes) were determined for a deep-sea holothurian species of the genus Scotoplanes (Elpidiidae).
Tsuyoshi Takano   +4 more
doaj   +1 more source

An investigation into the diet of elephant fish (Callorhinchus milii) in the waters of Aotearoa/New Zealand

open access: yesJournal of Fish Biology, Volume 109, Issue 3, Page 1433-1444, September 2026.
Abstract Chondrichthyans (sharks, rays and chimaeras) are increasingly understood to be an important part of ocean ecosystems, but their ecological role is unclear. Callorhinchus milii (elephant fish) is a chimaera species endemic to Aotearoa/New Zealand and southern Australian waters.
Kat U. C. Cooper   +3 more
wiley   +1 more source

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