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When a client approaches a cleaning station, they usually open their mouth wide or position their body in such a way as to signal that they wish to be cleaned. The cleaners then remove and eat parasites, dead skin etc. from their skin, even swimming into the mouth and gills of any fish being cleaned. This is a form of cleaning symbiosis.
Cleaning stations are a strategy used by some cleaner fish where clients congregate and perform specific movements to attract the attention of the cleaner fish. Cleaning stations are usually associated with unique topological features, such as those seen in coral reefs [1] and allow a space where cleaners have no risk of predation from larger ...
In a well designed system, the existing water in the raceway is largely replaced by new water when the same volume of new water enters the raceway. Self-cleaning can sometimes be achieved if the fish stocks density is sufficiently high and the water level is sufficiently low. For example, if trout are stocked at 20 kilograms per cubic metre ...
The stations, funded at about $500,000 each, are located at Mazurik Access Area near Marblehead, Huron River Boat Access and Avon Lake Boat Launch. State-of-the-art fish cleaning stations open for ...
Cleaning stations are occupied by different units of cleaner wrasses, such as a group of youths, a pair of adults, or a group of females accompanied by a dominant male. When visitors come near the cleaning stations, the cleaner wrasses greet the visitors by performing a dance-like motion in which they move their rear up and down. [ 12 ]
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They live in a cleaning symbiosis with larger, often predatory, fish, grooming them and benefiting by consuming what they remove. "Client" fish congregate at wrasse " cleaning stations " and wait for the cleaner fish to remove gnathiid parasites, the cleaners even swimming into their open mouths and gill cavities to do so.
Approximately 200 million fish worth $44.7 million were imported into the United States in 1992. These fish comprised 1,539 different species; 730 freshwater species, and 809 saltwater species. Freshwater fish accounted for approximately 96% of the total volume and 80% of the total import value. Only 32 species had import values over $10,000.
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