Results 71 to 80 of about 607 (159)

Identifying ecological effects of organic toxicants and metals using the SPEAR approach [PDF]

open access: yes, 2018
The aquatic environment is exposed to multiple environmental pressures and mixtures of chemical substances, among them petroleum and petrochemicals, metals, and pesticides.
Gerner, Nadine
core  

Characterization of marine environments from the aspiring Geopark Algarvensis Loulé-Silves-Albufeira [PDF]

open access: yes, 2021
Os municípios de Loulé, Silves e Albufeira, em conjunto com a Universidade do Algarve, através do seu Centro de Investigação Marinha e Ambiental - CIMA, juntaram-se para trabalhar na candidatura do aspirante Geoparque Algarvensis Loulé-Silves-Albufeira a
Pierożyńska, Aleksandra
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Zooplankton fauna [PDF]

open access: yes, 2005
The zooplankton population consists of minute animals living freely in water with limited powers of locomotion and is more or less drifted passively by water currents.
George, J P   +4 more
core  

Collections paléontologiques de l'Université de Lille – Sciences et Technologies: II -Diplostraca (types et figurés) [PDF]

open access: yes, 2015
An exceptional collection of Diplostraca (Spinicaudata, Leaiina) from various geographic localities all around the world and from Devonian to Jurassic beds, is re-described in this catalogue.
Cuvelier, Jessie   +3 more
core  

Mating behaviour in laevicaudatan clam shrimp (Crustacea, Branchiopoda) and functional morphology of male claspers in a phylogenetic context:a video-based analysis [PDF]

open access: yes, 2014
Clam shrimps are freshwater branchiopod crustaceans which often present complicated breeding systems including asexual reproduction (parthenogenesis) and mixed mating systems (in androdioecious species both selfing and outcrossing occurs due to the co ...
Olesen, Jørgen   +1 more
core   +1 more source

Revision of Lower Devonian clam shrimp (Branchiopoda, Diplostraca) from the Rhenish Massif (Eifel, SW-Germany), and the early colonization of non-marine palaeoenvironments [PDF]

open access: yesPalaeobiodiversity and Palaeoenvironments
AbstractThree collections of clam shrimp from the Lower Devonian (upper lower Emsian) Klerf Formation of Willwerath and Waxweiler in the western Eifel Mountains are herein studied. Four discernible morphotypes are present in the Willwerath assemblage.
Markus J. Poschmann   +3 more
openaire   +2 more sources

Descrição da biodiversidade terrestre dos Açores [PDF]

open access: yes, 2005
Os Açores constituem um arquipélago de nove ilhas oceânicas isoladas, onde os organismos terrestres chegaram através do vento, do mar, noutros animais e, nos tempos históricos, com a ajuda humana.
Borges, Paulo A. V.   +8 more
core  

Ecotoxicology of nanomaterials: the role of invertebrate testing [PDF]

open access: yes, 2009
Engineered nanomaterials represent a new and expanding class of chemicals whose environmental hazard is actually poorly determined. The peculiar behavior of nanomaterials makes them much more similar to new chemicals than to the corresponding bulk ...
Bernardini G.   +3 more
core  

Biodiversité du zooplancton côtier dans la zone d'importance écologique de l'estuaire maritime du Saint-Laurent : utilisation d'une approche spécifique et fonctionnelle [PDF]

open access: yes, 2023
RÉSUMÉ : Fortement dépendant des caractéristiques biotiques et abiotiques de son environnement, le zooplancton est considéré comme un groupe sentinelle.
Santo, Mélanie
core  

Tectonostratigraphic analysis of the Puesto Viejo Group (San Rafael, Argentina): evolution of a Triassic continental rift [PDF]

open access: yes, 2016
La cuenca triásica que alberga al Grupo Puesto Viejo se localiza en el Bloque San Rafael, al oeste de las principales acumulaciones de esa edad del ámbito cuyano.
Franzese, Juan Rafael, Monti, Mariana
core  

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