Sve što trebate znati o amur

 

All responsible lake managers are tasked with the duties of managing lakes and storm water ponds in a manner that is both cost-effective and beneficial for the client. In addition, the management of the lakes and storm water ponds needs to be environmentally friendly to meet eco-system specifications. To meet these requirements, it is necessary to implement different multi-faceted strategies utilizing beneficial tools to get the job done. Ecological balance is rarely obtained using a single methodology, i bez ravnoteže postoje rijetko pozitivne rezultate.

A biological control refers to the utilization of natural methods to achieve a desired management objective in a body of water. The triploid grass carp is often used by lake owners and managers to assist in controlling unwanted aquatic vegetation. It seems odd to use a fish as a form of waste management, ali amur je divlji apetit za bilje raste u ili oko jezera je korisno za uklanjanje neželjene organske stavke.

Posjedovati i koristiti ovu vrstu ribe, it is necessary to hold a permit before placing them in the pond or lake. The fish is regulated by the Department of Game and Inland Fisheries where managers are able to obtain the permits. It is also required for the carp to be sterile so that they do not over produce and cause harm to the lake or pond by over-eating the plants.

Kao sredstva za zaštitu okoliša, lake managements tend to avoid the introduction of plants or fish that are not native to the area as this will upset the eco-system. This type of carp, međutim, is highly beneficial despite not being native to North America. It is important that they be used carefully as a management tool if they are chosen. The need to sterilize the fish when they are grown is a positive technique, ali postoje dodatne mjere koje treba uzeti u obzir.

 

One of the first considerations is to not overstock the lake or pond with the carp. Approximately 20%-30% coverage of the wetland plants is needed for the pond to be deemed a healthy and balanced area. If the carp is used to control unwanted plants, preporuča se da ima dovoljno zaliha da jede određenu količinu biljaka po danu, ali ne dovoljno da bi se uklonili sve biljke koje obitavaju na ribnjak.

It is also recommended that a screening structure be installed in front of any outflow devices evident in the pond or lake. If the pond presents with an outflow device, it would allow the carp to escape during a heavy water flow. By installing a screening structure, moguće je spriječiti ribu od plivanja nizvodno dovodi do uštede novca.

Konačno, the grass carp is primarily a bottom feeder and as such as a tendency to stir up the sediment on the pond bottom. In shallow ponds, this results in an excessive amount of dirty water. Ultimately, čak i ako su sve neželjene biljke konzumiraju, vi svibanj kraj gore sa prljavom ribnjak cjelokupnog te će morati zamijeniti vodu.