Results 11 to 20 of about 23,637 (195)

INVENTARISASI JENIS ARTHROPODA DAN ECHINODERMATA DI ZONA PASANG SURUT TIPE SUBSTRAT BERBATU PANTAI GATRA KABUPATEN MALANG [PDF]

open access: yesJurnal Pendidikan: Teori, Penelitian, dan Pengembangan, 2016
Gatra beach is one of the ecotourism beach in Malang that have tidal zones with stone predominant substrate. Rocky substrate is the most crowded area makroorganismenya.
Arindra Trisna Widiansyah   +2 more
doaj   +3 more sources

Genomic Divergence of Sympatric Lineages Within Stichopus cf. horrens (Echinodermata: Stichopodidae): Insights on Reproductive Isolation Inferred From SNP Markers [PDF]

open access: yesEcology and Evolution
How reproductive barriers arise in early stages of divergence among broadcast spawning organisms that exist in sympatry remains poorly understood. Reproductively isolated lineages (Clade A and B) of Stichopus cf.
Kenneth M. Kim   +3 more
doaj   +2 more sources

Reconstructing discards profiles of unreported catches [PDF]

open access: yes, 2018
In Portugal it has been estimated that unreported catches represent one third of total catches. Herein, information on landings and total unreported catches (discards) by commercial métier were disaggregated into high taxonomic detail using published ...
Almeida   +53 more
core   +3 more sources

Evaluating detection limits of next-generation sequencing for the surveillance and monitoring of international marine pests [PDF]

open access: yes, 2013
Most surveillance programmes for marine invasive species (MIS) require considerable taxonomic expertise, are laborious, and are unable to identify species at larval or juvenile stages.
Bott, Nathan J.   +3 more
core   +6 more sources

Crinoid phylogeny: a preliminary analysis (Echinodermata: Crinoidea) [PDF]

open access: yes, 2004
We describe the first molecular and morphological analysis of extant crinoid high-level inter-relationships. Nuclear and mitochondrial gene sequences and a cladistically coded matrix of 30 morphological characters are presented, and analysed by ...
Ameziane, N.   +3 more
core   +2 more sources

KERAGAMAN JENIS ECHINODERMATA BERDASARKAN ZONA LITORAL DI PANTAI PASIR PUTIH UJONG BATEE KABUPATEN ACEH BESAR PROVINSI ACEH

open access: yesBioedukasi: Jurnal Pendidikan Biologi FKIP UM Metro, 2019
The abundance and biodiversity of marine life have an important role to marine ecosystems. Echinoderms have a role as an organic waste-eating animals that form the rest of the animals and plants.
Azwir Azwir   +2 more
doaj   +1 more source

Enodicalix (Diploporita, Aristocystitidae): A new echinoderm genus from the Middle Ordovician of Spain

open access: yesGeologica Acta, 2020
Restudy of an Ordovician diploporite specimen from the Middle Ordovician of central Spain reveals that the species ‘Calix’ inornatus MELÉNDEZ has four ambulacra, each with two equal facets, an oval hydropore and a smooth thecal surface.
C.R.C Paul, J.C. Gutiérrez-Marco
doaj   +1 more source

Holothuria (Cystipus) casoae a new species of sea cucumber (Echinodermata: Holothuroidea) from the central-eastern Pacific Ocean

open access: yesScientia Marina, 2009
Holothuria (Cystipus) casoae n. sp. is described from the central-eastern Pacific, from depths between 45 and 100 m. The main characters separating H.
Alfredo Laguarda-Figueras   +1 more
doaj   +1 more source

The first report of South American edrioasteroids and the paleoecology and ontogeny of rhenopyrgid echinoderms [PDF]

open access: yes, 2013
A new species of rhenopyrgid edrioasteroid Rhenopyrgus piojoensis sp. nov. is described form the Silurian (Lower Lud− low) Los Espejos Formation in the Precordillera of Argentina.
Heredia, Susana Emma   +3 more
core   +1 more source

First report of the mitrate Mitrocystella (Echinodermata, Stylophora) in the Middle Ordovician of the Crozon Peninsula, Brittany (France) [PDF]

open access: yesEstonian Journal of Earth Sciences, 2023
The mid-Ordovician mitrocystitid mitrate Mitrocystella incipiens was one of the most widespread stylophorans in the high latitude Mediterranean Province, with occurrences in the Armorican Massif (France), the Iberian Peninsula (Portugal and Spain) and ...
Maxime Renaud   +6 more
doaj   +1 more source

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