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Coral Reef Watch – In-situ Observations (Pacific).

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Presentation on theme: "Coral Reef Watch – In-situ Observations (Pacific)."— Presentation transcript:

1 Coral Reef Watch – In-situ Observations (Pacific)

2 5 7 14 25 6 3 3 8 16 30 10 3 6 47 NOWMar04

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4 Long-Term Ecosystem & Oceanographic Monitoring CREWS buoys telemeter SST, salinity, wind direction & speed, atm pressure, air temp, PAR and UV-B Subsurface Ocean Data Platform measures ocean current profiles, waves energy and direction, temperature, salinity and pressure

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6 1 3 4 Surface Systems – Near Real-time Telemetered Data

7 2 4 3 1 1 2 2 13 Subsurface Systems – Data Archived

8 The State of Coral Reef Ecosystems of the United States and Pacific Freely Associated States: 2002 Hoegh-Guldberg (1999) in a recent report on the future of global bleaching events suggested that the central Pacific, and especially Hawaii, will be among the last reefs to experience major bleaching events.” “ Hoegh-Guldberg (1999) in a recent report on the future of global bleaching events suggested that the central Pacific, and especially Hawaii, will be among the last reefs to experience major bleaching events.” September 18, 2002

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10 NWHI Coral Bleaching 2002 Pocillopora Porites Montipora

11 Analysis of towboard videotapes: Pearl & Hermes Atoll: Preliminary assessments of % bleaching from in situ observations

12 Pearl and Hermes Atoll

13 Midway Atoll: Preliminary assessments of % bleaching from in situ observations Analysis of towboard videotapes:

14 Midway Atoll

15 Kure Atoll: Preliminary observations of % bleaching from in situ observations Analysis of towboard videotapes: Kure Atoll: Preliminary assessments of % bleaching from in situ observations

16 Summary: % Bleaching by Habitat Moderate Highest Lowest

17 U.S. Line and Phoenix Islands (Central Pacific)

18 Inter-Annual Variability: Relatively large changes in temperatures between years. Nearest-Neighbor interpolation of CTD Station Temperatures 2000 La Nina 2001 2002 El Nino

19 American Samoa

20 Integration of Physical & Biological Observations Benthic Habitat Ocean Temperatures Rose Atoll, American Samoa

21 Fagasa Bay Amanave Bay Aunu’u Island 2003 Bleaching Alert for American Samoa NOAA NESDIS 50 km Hotspot Analysis – 1/28/03

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23 Summary lCoral Reef Watch integrates: Satellite Observations In-situ Observations Ocean Modeling  Issues warnings and alerts lNeed to also integrate with: üBiological monitoring of corals, other invertebrates, fish and algae üSocio-economic monitoring of anthropogenic activities èNeed commitment to long-term monitoring of physical, biological, and socio-economic parameters for sustainable conservation and management. lCoral Reef Watch integrates: Satellite Observations In-situ Observations Ocean Modeling  Issues warnings and alerts lNeed to also integrate with: üBiological monitoring of corals, other invertebrates, fish and algae üSocio-economic monitoring of anthropogenic activities èNeed commitment to long-term monitoring of physical, biological, and socio-economic parameters for sustainable conservation and management.


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