This paper provides the current state of knowledge available from the literature regarding
the use of copper sulphate (CuSO 4) in culture of freshwater and marine fish as related to …

Bacterial diseases represent the main impediment to the development of fish aquaculture.
Granulomatous diseases caused by bacteria lead to fish culture losses by high mortality …

Chinese toad (Bufo gargarizans) were exposed to different concentrations of cadmium (5,
50, 100, 200 and 500 μg Cd L− 1) from Gosner stage 3–42. Metamorphosis rate, body …

The adaptive function of melanin located in the integument is well known. Although
pigments are also deposited in various internal organs, their function is unclear. A review of …

Nile tilapia (Oreochromis niloticus) is the most farmed freshwater fish in the world, however,
disease outbreaks are the main cause of losses in production. Due to this, there is an …

Mercury is severely detrimental to organisms and is ubiquitous in both terrestrial and aquatic
ecosystems. In the present study, we examined the effects of chronic mercury (Hg) exposure …

The search for more effective methods and drugs to control parasites in fish farming is
constant. Several studies have evaluated the effects of formalin in freshwater and marine …

The study objective was to make histological, histochemical and morphometric evaluations
on the splenic Melanomacrophage centers (MMC s) of tilapias, Oreochromis niloticus …

In order to understand the pathophysiology of melanomcrophage centers (MMCs) formation
during the tilapia defense response to bacterial infections, the present study evaluated the …

Confinement is a stressful practice for fish, which can culminate in tissue damage and
production losses. Histopathological examination is a technique capable of forthcoming the …