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Aquatic Science
Bays and Estuaries
| Term | Definition |
|---|---|
| EstuariesBays | form where rivers meet the ocean |
| Estuary | partly enclosed body of water along the coast where one or more streams or rivers enter and mix with seawater |
| Bay | a body of water partially enclosed by land that is directly open, or connected to the ocean |
| Delta | Estuaries that extend out into the Gulf where there are no bays |
| Barrier Islands | long narrow islands of sand that run parallel to the mainland |
| Salinity Gradients | freshwater inflow causing saltwater to fluctuate in salinity due to seasons, drought, tides and floods |
| Dredging | clearing, scoping out mud, weeds, and rubbish |
| Channel | waterway between two landmasses that lie close to each other |
| Tides | alternating rise and fall of sea level produced by the combined gravitational attraction of Earth, moon and the sun |
| High Tide | as water moves in and reaches the highest point |
| Low Tide | as water moves out and is at its lowest point |
| Flood Tide | the water rushing in as the tides rise |
| Ebb TIde | The water rushing back out into the Gulf as the tides lower |
| Oyster Reef | larger number of oysters joined together underwater |
| Filter feeders | organisms that use their gills to strain tiny food particles such as plankton |