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Fish and shrimp can live a normal life if the environment has water quality that is suitable for life. Water quality parameters that do not fit can be fatal to aquatic life in general. Water quality parameters were very influential in the life of fish and shrimp, among others are: a. Temperature Temperature greatly affects the metabolic processes of fish. ...

The process of transporting sediment (sediment transport) can be described includes three processes as follows: Blow rain (rainfall detachment), the material sediments that are above the ground as a result of spark erosion (splash erosion) can move the particles of the soil will be transported together -Same surface runoff (overland flow). Furthermore washed away into the grooves (rills), and so ...

Turbidimeter is one tool that is functioning to measure water turbidity. Turbidimeter is a tool that has optical properties due to the dispersion of light and can be expressed as the ratio of the light. which reflected the light that arrives. Intensity of light reflected by a suspension is a function of the concentration if other conditions constant. There are ...

Argulus or fish lice are parasites of fish from the class of crustaceans Branchira family. These parasites get into the aquarium usually through a live feed. There are about 30 known species Argulus. Two of them, which is often found foliatus and Argulus Argulus japonicus. The parasitic nature tend to be temporary Argulus. They mancari host randomly and can move ...

There are several types of viral diseases that have been identified include: 1) KHV (Koi Herpes Virus) 2) IHHNV (Infectious hypodermal and Hematopoitic Necrosis Virus), 3) HPV (Hepatopancreatic ParvolikeVirus), 4) MBV (Monodon Baculavirus), 5) SEMBV (Systemic Ectodermaland mesodermal Baculovirus) or WSBV (White Spot Baculovirus) 6) YHV (Yellow Head Virus). 7) IMNV (Myonecrosis Infectious Virus) 8) TSV (Taura Syndrome Virus) 9) ...

Soil structure can begin to evolve from a single grain of massive form. When coming from a single grain, the development starts from the binding of soil particles form a clump (cluster) which later became ped. There are five main mechanisms that unites these particles, namely: 1. Activities during the growing root penetration. 2. Water movement which followed the direction ...