Flashcards
Keyhaven Salt Marsh Case Study
Cards in this deck (13)
- 1Where is the Keyhaven Salt MarshHampshire, located behind the Hurst Castle spit
- 2What do the plants have to be in order to surviveSalt tolerant
Resistant to high salinity - 3Define a pioneer plantThe first plants to colonize a previously disrupted ecosystem
- 4Define vegetation succession and state the stages in vegetation successionA sequence of vegetation species/ the evolution of plant communities colonising an environment
Tide Inlet (Mudflat) - Low Marsh - High Marsh - Marsh Uplands - 5What was the pioneer plant at the Keyhaven Salt MarshesCordgrass
- 6Describe the vegetation succession stages that is predicted at Keyhaven MarshesCordgrass (Low Marsh
I
Sea Lavenders andSea Asters
I
Oak and Shrubs - 7What are the impacts as you vegetation succession occurs1. Soil fertility improves
2. Reduced Salinity
3. Reduced seawater flooding - 8What birds would you expect to see at Keyhaven- Oystercatchers, feeds and nests in salt marshes
- Ringed Plovers, feeds intertidally and nests on the salt marsh - 9Which butterfly and spider would you expect to see?- Common blue, a resident butterfly commonly found on higher marshes
- Wold spider, clings for hours to submerged stems of cordgrass waiting for low tide and food - 10How much is the salt marsh retreating each yearIt's retreating 6cm each year.
- 11Why is the salt marsh under threat?Rising sea levels has threatened a 'squeeze' on the salt marsh. Sea levels could breach the spit wall
- 12How are humans affecting the marshland1. Parking
2. Pollution
3. Littering
4. Making noise
5. Trampling on plants/animals - 13What has been done to protect the environement1. Rock armour has been put in place to strengthen the spit to stop breaches
2. It's now an SSSI, site of special scientific Interest
3. Access is now limited and restricted
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- User has deleted their subject information Flashcards on Keyhaven Salt Marsh Case Study, created by Deleted user on 26/09/2016.
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- Created by JakeHull3 · Apr 5, 2016
- Copied by Mr. Brennan · Sep 26, 2016
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