CHANGEUX , T.

Multi-Use Management (MUM), with complex zoning and regulation of uses (including artisanal fishery), is at least as efficient as NTZ management in terms of natural heritage conservation. In addition, it is compatible with sustainable development (including artisanal fisheries).

L'analyse des variations de richesse en espèces piscicoles autochtones le long des gradients longitudinaux de quatre ensembles hydrographiques français met en évidence un accroissement amont-aval similaire par type de bassins (grands bassins de la Seine et du Rhône et fleuves côtiers breton et du Languedoc-Roussillon). Les richesses spécifiques...

The analysis of the biological, morphological and food characteristics of 35 French species leads to distinguish two main strategies. The first one gathers 11 species with a short life span and which maximize the survival of juveniles. Within it, cold water species with a long reproduction lifetime and thermophilous species with a relatively...

For almost 60 years, the management policy of the Port-Cros National Park (PCNP) has steadily progressed, in phase with human impacts, changes in doctrines and goals in the field of nature conservation, what was socially acceptable at a given time, a very active Scientific Council and a gradual shift from species-centered to ecosystem-based...

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Biodiversity is often defined erroneously as the number of species. The higher the number of species, the better the status or the health of a habitat is considered to be. Managers, stakeholders and environmentalists worldwide often prioritize the 'species approach'. The protection of an iconic and endearing species is obviously easier than...

Mer intercontinentale presque entièrement fermée, la Méditerranée s'étend sur environ 2,5millions de km2. Elle s'ouvre sur l'océan Atlantique via le détroit de Gibraltar et est reliée à lamer Noire par le Bosphore et, depuis 1869, à la mer Rouge par le canal de Suez. Située à la limitedes plaques africaine et eurasienne, elle est le siège d'une...