722
Stratification in most areas of the coastal zone of the Baltic Sea is due to seasonal temperature changes , although stratification by occasional inflowing saltier water does occur in some estuaries . ( 14 ) Hypoxia is common in estuaries located in the Danish Straits due to the large load of nutrients sustaining algal production and the strong stratification caused by large differences in surface and bottom water salinity . ( 5 ) Hypoxia in the Swedish and Finnish archipelagos are influenced by phytoplankton growth stimulated by nutrient loads from urban and agricultural sources , but also by restricted water circulation .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 None