Many species of salmonids have been stocked into waters outside of their native range. The
invasiveness and impact of these species on native species varies depending on their …

The difficult task of managing species of conservation concern is likely to become even more
challenging due to the interaction of climate change and invasive species. In addition to …

Electrofishing and visual observations revealed contrasting riverine distribution and habitat
use of the Japanese eel, Anguilla japonica, and the giant mottled eel, Anguilla marmorata, in …

Charrs (Salvelinus) reach their southernmost distribution in Japan, and are uniquely
adapted to the short, steep streams of this island archipelago. Southern Asian Dolly Varden …

Competition with invasive species and a warming climate have threatened brook charr
(Salvelinus fontinalis) populations throughout their native range. In particular, brown trout …

White-spotted charr (Salvelinus leucomaenis subspp.) and masu salmon (Oncorhynchus
masou subspp.) are representative stream salmonids in the Japanese Archipelago …

Freshwater rivers and lakes are particularly vulnerable to anthropogenic disturbance
because of their proximity to human occupation. Anthropogenic impacts in fresh water …

The distribution area of a species is determined by a combination of factors and since each
species of aquatic insect has adapted to drastically changing environments along river …

Native fishes worldwide have declined as a consequence of habitat loss and degradation
and introduction of non-native species. In response to these declines, river restoration …

Understanding a species' thermal niche is becoming increasingly important for management
and conservation within the context of global climate change, yet there have been …