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Using hyperspectral airborne PRISM imagery to map vulnerable coastal salt marsh an PDF

57 Pages·2013·42.09 MB·English
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Preview Using hyperspectral airborne PRISM imagery to map vulnerable coastal salt marsh an

Using  hyperspectral  airborne  PRISM   imagery  to  map  vulnerable  coastal   salt  marsh  and  seagrass  habitats       Dr.  Heidi  Dierssen   UCONN  Professor    Marine  Sciences/Geography Acknowledgements   •  UCONN  COLORS  Lab-­‐  Eric  Heupel  (photographs),   Kelley  Bostrom,  Brandon  Russell   •  NASA  JPL     •  Naval  Research  Lab   –  Gao  for  atmospheric  correcPon   •  Field  ValidaPon  team  for  PRISM   –  NASA  Ames   –  University  of  Santa  Cruz   –  Moss  Landing  Marine  Labs   –  Monterey  Bay  Aquarium  Research  InsPtute   •  Richard  Zimmerman,  Old  Dominion  University Why  seagrasses  and  salt  marshes?   •  Improved  understanding  of  role   of  shallow  banks  and  bays  on   carbon  cycle  and  climate   •  BLUE  Carbon   –  Coastal  vegetaPon  sequesters   carbon  more  effecPvely  than   terrestrial  ecosystems QuesPons  regarding  fate  of  carbon     •  Different  seagrass  species   play  different  ecological   roles   •  Turtlegrass  leaves   decompose  in  the  beds Manateegrass   •  Buoyant  leaves,  exported  carbon         A B C FL  Bay  seagrass  beds  have  li\le  debris   Export  Carbon  out  of  system Seagrass  serves  as  criPcal  habitat   >150  species  small  invertebrates     100  species  algae   Fish Seagrass  as  Habitat  for  Other  Organisms 5   3   4   1   2

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Monterey Bay Aquarium Research InsPtute. • Richard . Nina Mari Jørgensen, Akvaplan-‐niva, FRAM – High North Research Centre on Climate and
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