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  • Eutrophisation, niveau d’oxygène et flux de nutriments dans le réservoir estuarien de la Penfeld. Eutrophication, oxygen status and nutrient fluxes in...

    Auteurs :

    • Jaffrès, S. P. H.
    • Kerebel, E.
    • Le Bagousse, M. M.

    text | Informa UK Limited | 2022-12

    Excessive nutrient inputs are generally perceived to be responsible for the eutrophication of estuarine and coastal systems. Here, we show that the alteration of estuarine water circulation may be a very critical driver in the cas...

  • Phytoplancton et production primaire dans le secteur sud-occidental de la Mediterranee

    Auteurs :

    • Furnestin, Marie-louise

    text | ISTPM | 1973-03

    56 samples were collected from 14 stations along the Spanish coast, the North African coast, the Balearic Islands and Sardinia. 60 species of diatoms were recorded made up mostly of tychopelagic and benthic forms; these were far m...

  • Ecotron Embiez - I. Présentation du programme. Conditions de production de phytoplancton et son utilisation par des bivalves filtreurs dans les saline...

    Auteurs :

    • Vicente, N.

    text | Publications du Centre National pour l'Exploitation des Océans (CNEXO). Série : Actes de colloques, n° 7, 1979, pp.257-266 | 1979

    After some testing of Bivalves planting in a tank fitted up inside the saltemes of the Embiez island (Var-France) in 1975, a planctonstat has been rea­lized on the ground inside a beton tank where the evolution of phytoplancton ha...

  • Alimentation et croissance de bivalves filtreurs en bassin aménagé

    Auteurs :

    • Riva, A.
    • Lelong, P.

    text | Publications du Centre National pour l'Exploitation des Océans (CNEXO). Série : Actes de colloques, n° 7, 1979, pp. 415-436 | 1979

    The lagoon of Brusc located on the Mediterranean coast (Var­France) is subjected to climatic and hydrologic particular condi­tions. The low values observed for nutrient into the sea water affect the evolution of phytoplankton. Thu...

  • Biomasse et production primaire du phytoplancton et du microphytobenthos de deux biotopes sableux (Golfe de Fos, France)

    Auteurs :

    • Plante-cuny, Marie-reine
    • Bodoy, Alain

    text | Gauthier-villars/editions Elsevier | 1987-04

    The primary production (phytoplankton and microphytobenthos) of a coastaL shallow water ecosystem (0.5 m) was investigated in two sandy areas, differing by their wave exposure. The physical and chemical parameters, the functional ...

  • Variabilité hydrologique et biologique du golfe du Lion. II. Productivité sur le bord interne du courant

    Auteurs :

    • Conan, P
    • Pujo-pay, M
    • Raimbault, P

    text | Gauthier-villars/editions Elsevier | 1998-11

    An estimation of the annual productivity in the Gulf of Lions has been made in the 0-100 m layer using a Let-Go system, with monthly measurements at a fixed station. A value of 140 to 150 g m(-2) a(-1) of C is found, of which arou...

  • Modélisation du réseau trophique pélagique et de la production primaire en Manche

    Auteurs :

    • Hoch, Thierry

    text | Elsevier | 1998-11

    This paper deals with a model of the pelagic ecosystem in the English Channel The model takes into account nitrogen biogeochemical cycle explicitly and indirectly phosphorus, silicon and carbon ones. The pelagic ecosystem is descr...

  • Les elements nutritifs en baie de Seine

    Auteurs :

    • Aminot, Alain
    • Kerouel, Roger
    • Mauvais, J

    text | Actes de colloques. Ifremer. Brest [ACTES COLLOQ. IFREMER.]. 1986 | 1985-01-24

    Seasonal variations of dissolved nutrient concentrations are reported in this paper. Impacts of freshwater are investigated by the study of dilution, nutrient quantity, and relation with phytoplanktonic growth.

  • Role des bacteries phototrophes anoxygeniques dans une partie stratifiee d'une lagune tropicale (Lagune Ebrie, Cote d'Ivoire)

    Auteurs :

    • Caumette, P

    text | Actes de colloques. Ifremer Brest [ACTES COLLOQ. IFREMER.]. 1986 | 1984-10

    In the deepest parts of the estuarine region of Ebrie Lagoon (Abidjan Africa, (5 degree N, 4 degree W) stratified conditions have been observed during the rainy season (May to Nov.), owing to salinity differences between oxic and ...

  • Échanges de sels nutritifs entre la zone côtière et un système estuarien intertidal : la baie de Somme (Manche, France)

    Auteurs :

    • Loquet, N
    • Rybarczyk, H
    • Elkaim, B

    text | Gauthier-villars/editions Elsevier | 2000-01

    The Bay of Somme is the second ranked estuarine system, after the Seine estuary, on the French coasts of the Eastern Channel. The nutrient retention and regeneration capacities of this estuary have been calculated from continental...

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