Results 21 to 30 of about 3,049 (206)

A Generalizable Tool for Predicting Developmental Phenology for Wild Ecotherms. [PDF]

open access: yesEcol Evol
Custom hatch timing models developed for four North American Lithobates frog species. Models are parameterized from Moore (1939). Panels (A, B) shows differential developmental rates under varying thermal regimes and G × E interactions. ABSTRACT Development in poikilothermic organisms is strongly temperature‐dependent, particularly during early life ...
Sparks MM, Leavell BC, Maitland BM.
europepmc   +2 more sources

STUDI KARAKTERISASI MORFOLOGI ASTEROIDEA DI PESISIR PANTAI GILI GEDE [PDF]

open access: yes, 2021
Asteroidea merupakan salah satu dari keragaman fauna di daerah Gili Gede yang sangat berperan penting dalam menjaga ekosistem pantai. Penelitian ini bertujuan untuk memberikan informasi karakterisasi morfologi Asteroidea di pesisir pantai Gili Gede yang ...
Khalid, Ahmad Maulidin
core   +2 more sources

Non-Invasive Underwater DNA Sampling Illuminates Red Sea Echinoderm Diversity. [PDF]

open access: yesMol Ecol Resour
ABSTRACT Species‐specific non‐invasive underwater DNA sampling remains largely understudied for marine invertebrates despite its potential to revolutionise biodiversity assessment of vulnerable species or fragile ecosystems. Comprehensive species‐specific DNA barcode databases are essential for accurate species identification and taxonomic assignment ...
Bonomo M, Bronstein O.
europepmc   +2 more sources

Contrasting Dispersal Patterns of Co-Occurring Benthic Sister Sea Star <i>Labidiaster</i> Species (Asteroidea: Heliasteridae) in the Southern Ocean. [PDF]

open access: yesEcol Evol
This study aimed to employ genetic methods to analyze the phylogeny, species boundaries, population structure, demographic history and genetic connectivity for Southern Ocean sea stars, Labidiaster radiosus and L. annulatus. A sister‐species relationship was revealed between L. radiosus and L.
Rodewald N   +3 more
europepmc   +2 more sources

The genome sequence of the spiny starfish, Marthasterias glacialis (Linnaeus, 1758) [version 1; peer review: 2 approved, 1 approved with reservations]

open access: yesWellcome Open Research, 2021
We present a genome assembly from an individual Marthasterias glacialis (the spiny starfish; Echinodermata; Asteroidea; Forcipulatida; Asteriidae). The genome sequence is 521 megabases in span.
Mara K.N. Lawniczak
doaj   +1 more source

Relaxin-like Gonad-Stimulating Peptides in Asteroidea

open access: yesBiomolecules, 2023
Starfish relaxin-like gonad-stimulating peptide (RGP) is the first identified peptide hormone with gonadotropin-like activity in invertebrates. RGP is a heterodimeric peptide, comprising A and B chains with disulfide cross-linkages. Although RGP had been
Masatoshi Mita
doaj   +1 more source

Asteroidea [PDF]

open access: yesBijdragen tot de Dierkunde, 1927
Caracasbaai, 19. IV. 20, 6 spec.
openaire   +2 more sources

Diverging Food Web Functioning Around Southampton Island, Nunavut: The Influence of Primary Production Supply and Bathymetry. [PDF]

open access: yesEcol Evol
Southampton Island hosts two distinct benthic sub‐webs, north and south. North is deeper, phytoplankton‐driven; South is shallower, more ice‐algae driven. North benthos: bottom‐up control, four trophic levels including apex predators. South benthos: walrus top‐down control, trophic truncation to three levels.
Amiraux R   +13 more
europepmc   +2 more sources

Preliminary report on Echinoidea and Asteroidea (Echinodermata) of the Joint Chilean-German-Italian Magellan Victor Hensen Campaign, 17 October - 25 November 1994

open access: yesScientia Marina, 1999
Part of the echinoderm material (Echinoidea and Asteroidea) sampled by 59 Agassiz trawls during the Victor Hensen Campaign 1994 is summarized in a preliminary species list.
Alberto Larraín   +3 more
doaj   +1 more source

Complete mitochondrial genome of the taxonomically notorious sea star, Henricia leviuscula (Asteroidea, Spinulosida, Echinasteridae), from South Korea

open access: yesMitochondrial DNA. Part B. Resources, 2019
In this study, next-generation sequencing was used to obtain the complete mitogenome of Henricia leviuscula (Stimpson, 1857). The mitogenome form was found to be a circular molecule 16,119-bp long with a 60.4% AT bias.
Taekjun Lee, Sook Shin
doaj   +1 more source

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