Which two lactation have the same air pressure

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.

i really wish i could answer this question for you

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects