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bioturbation
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La bioturbation !
Florian Mermillod- Blondin, chercheur au CNRS au Laboratoire d'Ecologie des Hydrosystèmes Naturels et Anthropisés (Villeurbanne, France) et Magali Gérino, professeure à l'Université Paul Sabatier de Toulouse (France), rattachée au Laboratoire Ecologie...
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Publié depuis Overblog et Facebook
Bioturbation is one of the most widespread forms of ecological engineering and has significant implications for the structure and functioning of ecosystems, yet our understanding of the processes ...
La bioturbation
La bioturbation correspond aux perturbations du sédiment (marin, eau douce,...) et du sol induites par l'activité biologique (vers, larves d'insectes, bivalves, fourmis, racines des plantes,...). Celle-ci joue un rôle important dans la structure et le...
Bioturbation - Forschen im Watt
Published on Sep 28, 2013 Muscheln, Schnecken und Würmer leben im Watt. Welche Folgen hat das für den Boden? Forscher vom Max-Planck-Institut in Bremen gehen dieser Frage auf den Grund: sie nehmen Watt-würmer mit ins Labor und fotografieren sie mit einer...
Geochemical Dynamics in Bioturbated Sediments
Nils Volkenborn from the University of South Carolina speaks at SoMAS on Friday, April 27, 2012. Host: Bob Aller
Destruction of conspecific bioturbation structures by Amphiura filiformis
In situ timelapse SPI showing the burrowing activity of Amphiura filifromis from muddy sand in Inner Galway Bay. This has been described in O'Reilly et al (2006) Mar Ecol Prog Ser Vol. 315: 99--111. Allende by Léo Ferré on Grooveshark
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Gilbert F., Stora G. & Cuny P. Functional response of an adapted subtidal macrobenthic community to an oil spill: macrobenthic structure and bioturbation activity over time throughout an 18 months field experiment. Environmental Science and Pollution Research.
An experimental oil spill was carried out in order to assess in situ responses of a macrobenthic community of shallow subtidal sediments historically exposed to petroleum contamination. Both ... Check out the album Nabucco by Giuseppe Verdi, available...
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Publié depuis Overblog et X (Twitter) et Facebook
Oil spills threaten coastlines where biological processes supply essential ecosystem services. Therefore, it is crucial to understand how oil influences the microbial communities in sediments that ... Va, pensiero, sull'ali dorate... by Giuseppe Verdi...
Bioturbation - Worms at Work
Bioturbation is the mixing of (plant) residues into soils and sediments by biotic activity. It is one of the fundamental processes in ecology, as it stimulates decomposition, creates habitats for other (micro)fauna and increases gas- and water flow through...
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Neptune Canada
Observatoire Neptune-Canada : les grands fonds filmés 24h/24 avec la caméra Tempo-Mini de l' Ifremer . C'est à voir en direct sur le site de Neptune-Canada. Les lumières sont souvent éteintes pour ne pas perturber la faune. Vous pouvez consulter le planning...
Giant Beach Worms
Giant Beach Worms (Australonuphis teres) are long and thin. They can grow up 2.5 m long. They have hundreds of body segments. They have short tentacles near their head. They live around eastern and southern Australia, and are found in sandy beaches at...
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Espagne: fossiles de vers marins géants de 475 millions d'années
Des scientifiques espagnols ont annoncé lundi la découverte des plus anciennes et grosses traces jamais découvertes de vers marins géants, vieilles de 475 millions d'années, dans le parc national de Cabañeros dans la province de Ciudad Real (centre)....
