Observatoire de l'environnement Nouvelle Calédonie

Il y a environ 2304 résultats pour les termes de recherche: ~riviere OR creek OR eau douce

Affichage des résultats: 1151 à 1160

h

h

Troisième campagne de tomographie électrique 2D à Tontouta : identification de l'intrusion du biseau salé

Etude tomographique de l'intrusion saline par la rivière Tontouta sur la plaine.

Etudes hydrauliques concernant les zones inondables de la Province Sud - Commune de Bourail - Secteur Déva

L'objet de ces études est la délimitation des zones inondables et l'établissement des cartes d'aléas sur chacun des secteurs concernés. Les études à réaliser sont du type « hydraulique simplifiée», dont la mise en oeuvre se distingue des Ã...

Nd isotope constraints on ocean circulation, paleoclimate, and continental drainage during the Jurassic breakup of Pangea

The breakup of Pangea and onset of growth of the Pacific plate led to several paleoenvironmental feedbacks, which radically affected paleoclimate and ocean chemistry during the Jurassic. Overall, this period was characterized by intense volcanic dega...

Impact de la crevetticulture calédonienne sur l'environnement : état des lieux, recherche de traceurs des effluents et définition d'un programme de...

In the booming context of shrimp culture in French Caledonia, some research actions need to be considered in order (i) to make sure this production will not impact the quality and biodiversity of the coastal environment it is contingent upon (ii) for...

DEDUCTION : A research project for shrimp farming sustainability in New-Caledonia

New Caledonian shrimp farming feasibility studies started in the mid-seventies. Today ca. 2000 tons of Litopenaeus stylirostris, introduced in 1978, are semi-intensively produced each year. Since fifteen years, production has been impacted by two sea...

La biosécurité à l'Ifremer LEAD,station de Saint-Vincent

Penaeus stylirostris shrimp imported from Hawaii for a genetic program and kept at the Saint-Vincent research facility had progressively developed a high sensitivity to IHHNV, the etiological agent of the Infectious, Hypodermic, and Hematopoietic Nec...

Synthèse de l'étude et des campagnes à la mer 2011 sur l'exploitation aux vire-lignes des espèces démersales profondes autour de La Réunion

In an effort to implement new fishing activities for the small scale fisheries of Reunion Island, a prospecting cruise targeting deep demersal fish (200 to 600 m) was set up on the west coast of Reunion Island in 2000. This project was carried out by...

Bonamia ostreae-induced mortalities in one-year old European flat oysters Ostrea edulis: experimental infection by cohabitation challenge

Bonamiosis is a parasitic disease (causative agent: Bonamia ostreae) affecting the European flat oyster Ostrea edulis, responsible for a drastic decline in its aquaculture production. Selective breeding programs for resistance to bonamiosis have been...

Dynamique des populations marines exploitées. Tome 1. Concepts et modèles

This book constitutes the first of a series of three volumes, the purpose of which is to cover the principal methods used in fish population dynamics. It is devoted to the definition of the main concepts, ami the presentation of the usual mathematica...

Towards multidisciplinary indicator dashboards for coral reef fisheries management

The diversity of reef ecosystems, the multiplicity of reef resource uses and the breadth of the range of the island socio-cultural contexts concerned make coral reef fisheries (CRF) management in the South Pacific a complex task. The health and state...