Growing research effort has shown that physical enrichment (PE) can improve fish welfare
and research validity. However, the inclusion of PE does not always result in positive effects …

Fishes are used in a wide range of scientific studies, from conservation research with
potential benefits to the species used to biomedical research with potential human benefits …

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 …

Why do captive‐reared fishes generally have lower fitness in natural environments than wild
conspecifics, even when the hatchery fishes are derived from wild parents from the local …

1. Introduction 1.1. Defining Welfare 2. Managing Stress in Fish 2.1. Considerations for Care
of Wild Fish in Captivity 2.2. The Impact of Psychological Stress 2.3. Controlling and …

In recent years, the issue of fish welfare in various aquaculture systems has garnered
significant attention from animal protection organizations, government departments …

Hatchery-reared aquatic animals tend to perform worse in natural environments than wild
conspecifics. This was pointed out over a century ago and while there are many possible …

Tributyltin (TBT), a widely and persistently distributed organontin, has been well
documented to disrupt reproduction and behaviors in animals due to its anti-aromatase …

Low survival of stocked fish has been associated with fitness declines of the captive reared
fishes because of genetic domestication and unnatural rearing environments. The effects of …

The present study aimed to investigate whether environmental enrichment had significant
effects on rainbow trout's welfare through nature-, functions-and feeling-based approaches …