| A | B |
| ecosystem services | fundamental life-support processes upon which all organisms depend |
| lagoons | areas of calm water between the coast and barrier islands |
| fjords | ”long |
| tidal creeks | snaking channels in a salt marsh |
| pannes | hallow depressions that contain very high concentrations of salt |
| mudflats | flat expanses of mud |
| watershed | the entire land area that drains into a particular body of water |
| coastal plain | inundated low-lying river valleys |
| halophytes | plants that tolerate higher salinity environments |
| smooth cordgrass | salt marsh plant that expels excess salt through its leaves |
| mangrove | trees have become specialized to survive in the extreme conditions of estuaries |
| prop roots | roots extending from the trunk |
| isohalines | contour lines show the bounderies of areas of equal salinity |