Ammonia is present in the aquatic environment due to agricultural run-off and
decomposition of biological waste. Ammonia is toxic to all vertebrates causing convulsions …

Many fishes are ammonotelic but some species can detoxify ammonia to glutamine or urea.
Certain fish species can accumulate high levels of ammonia in the brain or defense against …

Ammonia excretion at the gills of fish has been studied for 80 years, but the mechanism (s)
involved remain controversial. The relatively recent discovery of the ammonia-transporting …

This review aims to explore the biological responses of fish in estuaries to increased levels
of environmental ammonia. Results from laboratory and field studies on responses of fish to …

The difference in isotopic composition between a consumer's tissues and that of its diet is a
critical aspect of the use of stable isotope analyses in ecological and palaeoecological …

Biofloc technology (BFT) is a new green culture technology that is intended not merely to
eradicate nitrogenous residues but also enhance immunity and antioxidant activity in …

This review summarises information on some key factors that are relevant for aquaculture of
Atlantic salmon in closed containment systems. These factors include expected growth …

This study aimed to elucidate the physiological effects of high environmental ammonia
(HEA) following periods of feeding (2% body weight) and starvation (unfed for 7 days prior to …

Japanese sea perch, Lateolabrax japonicus is an economically important marine fish and is
widely cultured in coastal area of China. In recent years, ammonia poisoning has seriously …

A two-stage study was carried out to test the response of juvenile darkbarbel catfish
Pelteobagrus vachelli to ammonia stress, dietary lipid and bacterial challenge. At stage 1 …