Observatoire de l'environnement Nouvelle Calédonie

Il y a environ 1843 résultats pour les termes de recherche: phanérogames marines OR herbier

Affichage des résultats: 801 à 810

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Using cognitive maps to investigate fishers' ecosystem objectives and knowledge

This paper presents a survey of French Eastern English Channel fishers' observations of the past and current state of the marine ecosystem and their wishes for the future, as a first step towards formulating management objectives. Twenty-nine semi-di...

How accessible are coral reefs to people ? A global assessment based on travel time

The depletion of natural resources has become a major issue in many parts of the world, with the most accessible resources being most at risk. In the terrestrial realm, resource depletion has classically been related to accessibility through road net...

Caractérisation expérimentale et numérique d’hydroliennes : études de deux hydroliennes en interaction

The development of marine current turbines arrays still needs nowadays many studies among which we can find the study of interactions between devices. In order to highlight these interactions effects, experiments were carried out in the IFREMER’s (...

L'Ifremer entre ciel et mer. Dossier

It is about an article presenting the institute, its history, its presence and the projects it leads in New Caledonia. After a first part of general presentation of Ifremer a focus is placed on the strengthening of the presence of the institute in Ne...

Molecular identification of Vibrio tapetis, the causative agent of the brown ring disease of Ruditapes philippinarum

Vibrio tapetis is the marine bacterium responsible for the brown ring disease (BRD) affecting die manila clam, Ruditapes philippinarum. Identification of V tapelis has been previously performed using biochemical criteria and serological procedures. A...

High metabolic variation for seaweeds in response to environmental changes : a case study of the brown algae Lobophora in coral reefs

In the marine environment, macroalgae face changing environmental conditions and some species are known for their high capacity to adapt to the new factors of their ecological niche. Some macroalgal metabolites play diverse ecological functions and b...

Diversité biologique tropicale et innovation thérapeutique : les recherches menées par l'ORSTOM

Les organismes vivants élaborent des molécules dont la complexité dépasse l'imagination des chimistes. Leurs complexités chimiques vont de pair avec leurs remarquables propriétés biologiques. Les forêts tropicales sont avec les récifs corall...

Données économiques maritimes françaises 1999

This document presents a survey of the sea-related activities in France, i.e. those of the commercial sector (exploitation of mineral and living resources, manufacturing industries, services) and those of the non-commercial public sector (Navy, State...

Réunion publique à l’île des Pins : surveiller ensemble le lagon du Grand Sud.

Initié fin 2012, ACROPORA a pour objectif de faire participer les habitants des 3 communes du Grand Sud au suivi de l'état de santé des récifs coralliens. Le projet ACROPORA à l'ile des Pins En février 2013, après avoir participé à une for...

La pêche

La Nouvelle-Calédonie, grâce à sa situation en plein Océan Pacifique et son immense lagon, constitue un terrain de pêche idéal. Différents types de pêche sont pratiqués. La pêche professionnelle hauturière se pratique en pleine mer à l'a...