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Seabird Ecology What Can Seabird Barf Tell Us? Presentation #1 By Kristin McCully All images from Kristin McCully unless otherwise labeled.

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Presentation on theme: "Seabird Ecology What Can Seabird Barf Tell Us? Presentation #1 By Kristin McCully All images from Kristin McCully unless otherwise labeled."— Presentation transcript:

1 Seabird Ecology What Can Seabird Barf Tell Us? Presentation #1 By Kristin McCully All images from Kristin McCully unless otherwise labeled

2 Where is Midway? Hawaiian islands Pacific Ocean Watsonville

3 Where is Midway? NOAA

4 Midway Atoll Keith Castellano

5 Midway’s Coral Reefs

6 Midway’s Birds Endangered Laysan duck with ducklings Red-tailed tropic bird White tern Red-footed booby with chick Sooty tern Brown booby Bonin petrel

7 Midway Albatrosses Laysan Albatross Phoebastria immutablis Black-footed Albatross Phoebastria nigripes Short-Tailed Albatross Phoebastria albatrus *Endangered*

8 Albatross Life Cycle Pete Leary JanSepOctNovDecMayJunJulAugFebMarApr

9 Albatross Life Cycle Pete Leary JanSepOctNovDecMayJunJulAugFebMarApr

10 Albatross Life Cycle Pete Leary JanSepOctNovDecMayJunJulAugFebMarApr

11 Albatross Life Cycle Pete Leary JanSepOctNovDecMayJunJulAugFebMarApr

12 Albatross Life Cycle Pete Leary JanSepOctNovDecMayJunJulAugFebMarApr

13 Albatross Life Cycle Pete Leary JanSepOctNovDecMayJunJulAugFebMarApr Fledge Fledging

14 Albatross Range Pete Leary Young et al. 2009 PLoS One

15 Threats to Albatross Populations Longline fishing Lead poisoning Introduced mammals kill eggs, chicks, adults and destroy habitat Poaching for eggs & feathers in 1800s Longline diagram - http://www.afma.gov.au/resource- centre/teachers-and-students/about-fishing-methods-and- devices/longlines/pelagic-longline/http://www.afma.gov.au/resource- centre/teachers-and-students/about-fishing-methods-and- devices/longlines/pelagic-longline/ Streamer line - http://montereybayaquarium.typepad.com/sea_notes/seabi rds/page/2/ http://montereybayaquarium.typepad.com/sea_notes/seabi rds/page/2/ Albatross caught on longline - http://www.oikonos.org/projects/albatross_naturalhistory.h tm Albatross egg poaching - http://www.redbubble.com/people/whalegeek/writing/540 0046-wisdom-returns-to-midway-atoll http://www.oikonos.org/projects/albatross_naturalhistory.h tm http://www.redbubble.com/people/whalegeek/writing/540 0046-wisdom-returns-to-midway-atoll Monterey Bay Aquarium W.A. Bryan, courtesy of the University of Hawaii

16 Albatross Videos Laysan albatross feeding chick: http://www.youtube.com/watch?f eature=player_embedded&v=S83T P_iaEg8 http://www.youtube.com/watch?f eature=player_embedded&v=S83T P_iaEg8 Chick regurgitating bolus from Michelle@oikonos.org: http://www.flickr.com/photos/oik onos/5583087077/ Michelle@oikonos.org http://www.flickr.com/photos/oik onos/5583087077/ Laysan albatross courtship: http://www.youtube.com/watch?f eature=player_embedded&v=Yvp HBALOCAI http://www.youtube.com/watch?f eature=player_embedded&v=Yvp HBALOCAI Blackfooted albatross courtship: http://www.youtube.com/watch?f eature=player_embedded&v=8qYC CbgKzgM#! http://www.youtube.com/watch?f eature=player_embedded&v=8qYC CbgKzgM#!

17 Collecting Boluses

18

19 Impacts of Marine Debris What Can Seabird Barf Tell Us? Presentation #2 Kristin McCully

20 Ingestion Gregory 2009

21 Entanglement www.MarineDebris.NOAA.gov

22 Other Impacts of Marine Debris Ghost-fishing = fishing nets continue to catch fish long after being abandoned Transport of exotic species Human health risks Economic impacts State of Hawaii FAO Ocean Conservancy http://www.mumm.ac.be

23 Pacific “Garbage Patches” www.MarineDebris.NOAA.gov

24 How Can We Reduce Marine Debris? Average American uses 500 plastic bags per year!! (chicobags.com) NOAA Marine Debris Program

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