Environmental enrichment (EE) can improve the welfare of captive fish. Its objective is to
provide new sensorial and motor stimulation in order to help meet their behavioural …

Structural environmental enrichment, that is, a deliberate addition of physical complexity to
the rearing environment, is sometimes utilized to reduce the expression of the undesirable …

Fish social behavior can be affected by artificial environments, particularly by factors that act
upon species that show aggressive behavior to set social rank hierarchy. Although …

Several studies have reported the neurophysiological and behavioural mechanisms that
enable fish to experience several types of affective states, such as fear, pain and joy. This is …

Shelters are frequently used for fish rearing to improve welfare conditions. In this study,
whether Nile tilapia prefers specific shelter colors was evaluated. Thus, fish preference for …

The identification of animal preferences is assumed to provide better rearing environments
for the animals in question. Preference tests focus on the frequency of approaches or the …

Preference tests have usually been used to identify nonhuman animal preferences for
welfare purposes (environmental enrichment), but they are mostly at the group level—that is …

为明晰青海湖裸鲤(Gymnocypris przewalskii) 对栖息地底质的偏好, 研究通过青海湖裸鲤栖息地
调查筛选出5 种典型栖息地底质类型, 在青海湖支流沙柳河刚北干渠搭建配置有5 …

Preference tests have been applied to detect better welfare conditions for the animals.
Among these tests, the available choice options are variable and thus, the best preferences …