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The dive took place in January 1992, during the filming of the National Geographic documentary Blue Wilderness, at Dyer Island, South Africa. After 8-10 large Great White sharks had been kept around their boat for about 6 hours using chum and sea mammal flesh, four scuba divers carried out the world's first recorded dive amongst these animals ...
Cleaning symbiosis is a mutually beneficial association between individuals of two species, where one (the cleaner) removes and eats parasites and other materials from the surface of the other (the client). Cleaning symbiosis is well-known among marine fish, where some small species of cleaner fish, notably wrasses but also species in other ...
Fish and waterfowl feces return waste to the water, and their feeding habits may increase turbidity. Cyanobacteria have the disadvantageous ability to add nutrients from the air to the water being purified and to generate toxins in some cases. The choice of organism depends on the local climate different species and other factors. Indigenous ...
The term "cleaner shrimp" is sometimes used more specifically for the family Hippolytidae and the genus Lysmata . Cleaner shrimp are so called because they exhibit a cleaning symbiosis with client fish where the shrimp clean parasites from the fish. The fish benefit by having parasites removed from them, and the shrimp gain the nutritional ...