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  1. No Access

    Article

    The influence of temperature and salinity on Acartia (Copepoda: Calanoida) nauplii survival

    Adult Acartia congeners, A. bifilosa, A. clausi, A. discaudata and A. tonsa, have distinct seasonal and spatial distribution patterns in Southampton Water (UK), reflecting patterns of temperature and salinity, re...

    F. E. Chinnery, J. A. Williams in Marine Biology (2004)

  2. No Access

    Article

    The feeding rates ofPleurobrachia (ctenophora) andSagitta (chaetognatha), with notes on the potential seasonal role of planktonic predators in the dynamics of north sea zooplankton communities

    The zooplankton off the north-east coast of England has been the subject of a number of studies focusing on its productivity. It has also been shown to be representative of the zooplankton of much of the weste...

    C. L. J. Frid, L. C. Newton, J. A. Williams in Netherland Journal of Aquatic Ecology (1994)

  3. No Access

    Article

    Environmental influence on the locomotor activity rhythm of the sand-shore amphipod Talorchestia deshayesi

    The precision and persistence of the nocturnal, surface locomotor activity rhythm of the sand-beach amphipod Talorchestia deshayesi is described. The rhythm is expressed as a circadian activity period with no evi...

    J. A. Williams in Marine Biology (1982)

  4. No Access

    Article

    Environmental influence on the locomotor activity rhythm of Talitrus saltator (Crustacea: Amphipoda)

    The persistence and precision of the endogenous, nocturnal, circadian locomotor rhythm of the sand-beach amphipod Talitrus saltator is characterised, and the influence of substrate availability, photoperiod, temp...

    J. A. Williams in Marine Biology (1980)

  5. No Access

    Article

    Collagen substrate films for localizing collagenolytic activity histologically

    Als vorläufiger Bericht wird eine Methode zur histologischen Erfassung der Kollagenolyse beschrieben.

    T. N. Salthouse, J. A. Williams, D. A. Willigan, T. L. Reissmann in Experientia (1970)