748
How the large number of newly identified hypoxic areas influences nutrient biogeochemical cycles and ecosystem services in the coastal zone in the Baltic Sea is currently unknown , although the functioning of the coastal filter certainly plays an important role in how adjacent marine systems respond to changes in nutrient loading .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
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