BIDYANUS BIDYANUS Meaning and
Definition
-
Bidyanus bidyanus, commonly known as silver perch, is a freshwater fish species native to Australia. It belongs to the family Terapontidae and is found in various river systems across the continent, particularly in the Murray-Darling Basin.
The silver perch is characterized by its elongated body, which is laterally compressed, and its dorsal and anal fins. It exhibits a silver or greyish coloration on its body, with darker shades on the back and lighter shades on the belly. The fish can grow up to 30 centimeters in length and may weigh between 500 grams to 1 kilogram.
This species is known for its ability to adapt to different environments, including rivers, lakes, and reservoirs. It prefers slow-moving or still waters with dense aquatic vegetation, as it feeds on insects, crustaceans, mollusks, and small fish. Silver perch are largely herbivorous and consume various forms of plant matter, including algae, water lilies, and other aquatic plants.
The silver perch is a popular target for recreational fishing due to its good eating qualities and its sporting nature. It is highly sought after by anglers as it exhibits strong fighting ability when caught. To manage the fishery and conserve its populations, various regulations may be in place, such as size limits and catch limits.
Overall, Bidyanus bidyanus, the silver perch, is an important freshwater species in Australia, valued both for its ecological role and its significance for recreational fishing.
Etymology of BIDYANUS BIDYANUS
The etymology of the word "Bidyanus bidyanus" comes from Latin and Greek origins. "Bidyanus" is derived from the Greek word "βίδυον" (bídyon), meaning "pearl" or "pearl-like", which refers to the shiny appearance of this fish species. The species name "bidyanus" is a variation of the same term, and it is often used as the common name for this species, also known as the Silver Perch.
