Adult returns to many Atlantic salmon wild and hatchery stocks of the North Atlantic have
declined or collapsed since 1985. Enhancement, commercial fishery closures, and angling …

Salmon farming increases the abundance of salmon lice, which are ectoparasites of
salmonids in the sea. Here we review the current knowledge on the effects of salmon lice on …

Atlantic salmon populations have declined in recent decades. Many of the threats to the
species during its freshwater and coastal residency periods are known, and management …

本书探讨青年, 技能和创业. 拉丁美洲青年代表着该地区的希望与危险. 他们站在拉美地区的
十字路口, 曾经经历经济繁荣和社会进步, 如今只能忍受着增长放缓. 本书确立的潜在战略和政策 …

A major challenge in understanding the response of populations to climate change is to
separate the effects of local drivers acting independently on specific populations, from the …

The parr–smolt transformation of anadromous salmonids is a suite of behavioral,
morphological, and physiological changes that are preparatory for downstream migration …

Migrations between different habitats are key events in the lives of many organisms. Such
movements involve annually recurring travel over long distances usually triggered by …

Periods of fasting occur for a multitude of reasons in Atlantic salmon aquaculture. Feed
withdrawal is widely used prior to transport, parasite treatments, preslaughter and for …

The expansion of salmonid aquaculture has resulted in environmental challenges, including
salmon lice that may infest both farmed and wild fish. For wild Atlantic salmon post-smolts …

An understanding of when and where sea trout Salmo trutta L. are located at sea is essential
to the effective management of local populations and in evaluating their vulnerability to …