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A study performed in Baltimore revealed that at low concentrations, increased levels of chloride hinders the denitrification process within lakes, which is crucial for removing nitrate, the byproduct of ammonia from fish and other aquatic organisms. Chloride levels in the Northeastern USA increase seasonally to around 5 grams a liter from ...
Lepidophagy, or scale-eating, has been reported in a range of fish, including: Chanda nama (family Ambassidae), [4] Plagiotremus (family Blenniidae), [5] Terapon jarbua (family Terapontidae), [1] a few Ariopsis and Neoarius species (family Ariidae), [6] Pachypterus khavalchor (family Pachypteridae), Macrorhamphoides uradoi (family Triacanthodidae), several pencil catfish (family ...
A urokotori (うろこ取り, scale remover) is a utensil used in Japanese cuisine to remove the scales from the skin of fish before cooking. [ 1 ] [ 2 ] Although it is possible to remove the scales with a knife, this is more difficult and there is a higher risk of cutting the skin of the fish, especially with small fishes; knife-scaling also ...
A sediment control is a practice or device designed to keep eroded soil on a construction site, so that it does not wash off and cause water pollution to a nearby stream, river, lake, or sea. Sediment controls are usually employed together with erosion controls , which are designed to prevent or minimize erosion and thus reduce the need for ...
Fish do not actually produce omega-3 fatty acids, but instead accumulate them from either consuming microalgae that produce these fatty acids, as is the case with forage fish like herring and sardines, or, as is the case with fatty predatory fish, like salmon, by eating prey fish that have accumulated omega-3 fatty acids from microalgae.
A settling basin, settling pond or decant pond is an earthen or concrete structure using sedimentation to remove settleable matter and turbidity from wastewater. The basins are used to control water pollution in diverse industries such as agriculture , [ 1 ] aquaculture , [ 2 ] and mining .
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