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Across
2.the deepest part of the ocean where no sunlight can reach
6.the shallowest part of the ocean where there is a large amount of sunlight and nutrients
10.the substance in which a solute is being dissolved into
16.where the sea meets the land between the tides
19.an increase in nutrients caused by too much algae in a body of fresh water
20.animal-like organisms that eat phytoplankton
21.when a solute dissolves into a solvent to form a solution
23.pollution that's original location can be traced
24.a system that measures distance and locates objects using underwater sound waves
25.a company that sets standards for safe, cleaning drinking water
Down
1.the vertical movement of deep water moving up to the surface
3.pollution that's original location can't be traced
4.the largest division of time
5.a underground wastewater treatment system
7.to many adult fish are caught to quickly without enough time to replenish the population causing the species’ population to drop
8.a filtration system where sludge and scum are screened ot and chemicals are added to further clean the water
9.built-up limestone deposits that provides a safe and protective place for fish and other marine life
11.where saltwater from the ocean meets fresh water from lakes and rivers
12.large communities of kelp that provide food and shelter for marine life
13.when an untargeted species' is unintentionally caught in or by fish gear
14.the substance that is being dissolved in a solvent
15.plank-plankton that preforms photosynthesis
17.the amount of dissolved salt in a body of water
18.a 3D replica of the organisms that decayed in a mold
22.an imprint that is formed after an animal or plant was buried in sediment and then decayed

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