Results 21 to 30 of about 22,129 (226)

Historical Shifts in Benthic Infaunal Diversity in the Northern Gulf of Mexico since the Appearance of Seasonally Severe Hypoxia

open access: yesDiversity, 2020
Severe and persistent bottom-water hypoxia (≤2 mg O2 L−1) occurs on the Louisiana/Texas continental shelf from mid-May through mid-September over a large area (up to 23,000 km2 in mid-summer).
Nancy N. Rabalais, Melissa M. Baustian
doaj   +1 more source

Seasonal variations of diversity and abundance of the benthic Annelida in coastal sediments of the southern Caspian Sea (Mazandaran-Sari) [PDF]

open access: yesبوم‌شناسی آبزیان, 2018
In order to investigate seasonal variation of diversity and abundance of Annelida, seasonal sediment sampling was performed on 10 stations with depths of 1, 5, 10 and 20 meters in the coastal area of Sari, Iran in 2015-2016.
Maryam Akhoundian   +2 more
doaj  

Serpúlidos (Annelida, Serpulidae) colectados en las campañas oceanográficas de Fauna Ibérica

open access: yesGraellsia, 2019
Se han identificado las colecciones de poliquetos de la familia Serpulidae (Annelida) recolectados en las campañas oceanográficas de Fauna Ibérica, las cuales se encuentran depositadas en el Museo Nacional de Ciencias Naturales de Madrid (MNCN), en el ...
María José Martínez   +1 more
doaj   +1 more source

Polytraits : a database on biological traits of marine polychaetes [PDF]

open access: yes, 2014
The study of ecosystem functioning – the role which organisms play in an ecosystem – is becoming increasingly important in marine ecological research. The functional structure of a community can be represented by a set of functional traits assigned to ...
Arvanitidis, Christos   +12 more
core   +4 more sources

Determination of the grow-out density of Farfantepenaeus paulensis (Perez-Farfante, 1967) shrimp juveniles with a view to providing alternative culture structures (pens) in Ibiraquera Lagoon, Imbituba, Santa Catarina [PDF]

open access: yesBiotemas, 2007
Ibiraquera Lagoon, which is located between the municipalities of Garopaba and Imbituba, both in Santa Catarina, a state of southern Brazil, was set up in the last decade as part of a Program for the Restocking of Coastal Lagoons.
Luis Vinatea, Jesús Malpartida
doaj  

Aproximación al estudio de la morfología setígera en algunas especies ibéricas de los géneros Glycera Savigny, 1818 y Glycerella Arwidsson, 1899 (Polychaeta, Glyceridae)

open access: yesGraellsia, 2010
A partir del estudio al Microscopio Electrónico de Barrido (MEB) de las sedas espinígeras de varias especies del género Glycera Savigny, 1818 (Glycera alba Rathke, 1843; Glycera fallax Quatrefages, 1850; Glycera tesselata Grube, 1863; Glycera aff ...
J. Parapar, J. Moreira
doaj   +1 more source

A bioturbation classification of European marine infaunal invertebrates [PDF]

open access: yes, 2013
Bioturbation, the biogenic modification of sediments through particle reworking and burrow ventilation, is a key mediator of many important geochemical processes in marine systems.
Aguzzi   +51 more
core   +4 more sources

Two new ‘incertae sedis’ syllids (Annelida: Syllidae) from Brazilian oceanic islands

open access: yesEuropean Journal of Taxonomy
Oceanic islands harbor a unique and distinct fauna and flora, usually isolated by distance and the deep sea, making them fascinating environments to study.
Rodolfo Leandro Nascimento   +2 more
doaj   +1 more source

Distribution of Polychaeta in soft-bottoms of a Galician Ria (NW Spain)

open access: yesScientia Marina, 2008
Macrobenthic polychaete distributions were studied along the soft-bottoms of the Ensenada de San Simón (Galicia, NW Spain). Results suggest that the distribution and abundance of polychaetes in the inlet were highly dependent on depth, sediment ...
Eva Cacabelos   +2 more
doaj   +1 more source

Eunicidae (Annelida: Polychaeta) associated with Phragmathopoma caudata Morch, 1863 and some coral reefs from Veracruz, Gulf of Mexico

open access: yesScientia Marina, 2006
This study analyses species in the family Eunicidae obtained in the intertidal zones of Veracruz, Mexico. The specimens collected were associated with a sabellariid Phragmatopoma caudata Morch, 1863, and collected directly by scuba diving from some coral
Jesús Ángel de León-González   +1 more
doaj   +1 more source

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