Feed is one of the most important external signals in fish that stimulates its feeding behavior
and growth. The intake of feed is the main factor determining efficiency and cost, maximizing …

Individuals that live in groups experience different challenges based on their social rank and
sex. Glucocorticoids have a well-established role in coordinating responses to challenges …

Stress in vertebrates is mediated by the hypothalamus-pituitary-adrenal (in
mammals)/interrenal (in fish)(HPA/I) axis, which produces the corticotropin-releasing factor …

Simple Summary African elephants are highly social animals that perform a so-called
Greeting Ceremony in the wild when meeting elephants they are familiar with but have not …

Stress and aggression have negative effects on fish welfare and productivity in aquaculture.
Thus, research to understand aggression and stress in farmed fish is required. The …

The signal mediated by leptin hormone and its receptor is a major regulator of body weight,
food intake and metabolism. In mammals and many teleost fish species, leptin has an …

Simple Summary The aquaculture sector provides for nearly half of the world's seafood
consumption, thanks to its large expansion over the last 30 years. Despite this intense …

Urotensin I (UI), a member of the corticotropin-releasing hormone family of peptides,
regulates a diverse array of physiological functions, including appetite regulation, defensive …

Channel catfish (Ictalurus punctatus) are raised for aquaculture in ponds characterized by
dramatic swings in dissolved oxygen concentration. If morning dissolved oxygen …

An experiment was conducted to study the effect of an acute handling stress on the cortisol
level, growth and reproductive performance in striped catfish (Pangasianodon …