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To investigate whether pollution affects the diversity of aquatic invertebrate species.
Member rating: No Rating | Words: | Submitted: Tue Oct 21 2003
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Dyke Dipping Aim: To investigate whether pollution affects the diversity of aquatic invertebrate species. Equipment: Wash tub, Smaller Margerine Tub Plastic Spoon, Milk Container, Net, Species Analysis Chart. The wash tub has the perfect surface area to count the animals without imprisoning them, the smaller margerine tub allows for the animals to be more carefully analysed so that their species can be more easily determined, the spoons are the perfect size to remove the animals individually, using the milk container is much easier than filling up the wash tub with water because if we had to fill the tub itself up, we could fall in, and the net is designed with a tight enough mesh to capture the very miniature creatures, wihout having to bend down and scoop them out ourselves Method: Fill the milk container with water from the first, unpolluted dyke, and tip the contents into the wash tub. Repeat this two or three times, in order...
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