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Published byCamron Henry Modified over 9 years ago
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Critter du Jour: A Way to Engage Non-Majors in a Mostly Physical Oceanography Class
Dr. Cynthia Venn Dept. of Environmental, Geographical and Geological Sciences Bloomsburg University of Pennsylvania
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Critter Part #1 - Baleen
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Bowhead or Northern Right Whale
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Baleen whale feeding
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Whalebone - corsets, buggy whips
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Baleen baskets
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Critter #2 - Sponges
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Sponge Anatomy
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Sponge Symbionts
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Sponge spicules
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Boring Sponges
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Glass Sponge – silica spicules (ouch)
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Critter #3 - Coral
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Coral Anatomy
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Staghorn Coral
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Brain Coral
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Coral Bleaching
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Black Band Disease
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Critter #4 - Abalone
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Harvested abalone
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Shell-less abalone
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Braised abalone
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Chilean abalone ( “Locos”)
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Abalone aquaculture
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Paua – New Zealand abalone
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Critter #5 - Barnacles
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Acorn barnacles & Gooseneck Barnacles
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Life Cycle
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Courtesy of TAO Project Group, PMEL
Standard TAO mooring Courtesy of TAO Project Group, PMEL
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El Niño/La Niña Cycles Normal Conditions
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El Niño/La Niña Cycles El Niño Conditions
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Typical Buoy from SE sector fouled with numerous Lepas hillii
TAO Array Typical Buoy from SE sector fouled with numerous Lepas hillii
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Typical buoy from 8°N, fouled with mostly Lepas anatifera
TAO Array Typical buoy from 8°N, fouled with mostly Lepas anatifera
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Lima, Peru Tahiti 5 Aug 03 30 Oct 03 80 90 100 110 120 130 140 150
15 S 10 S
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Barnacles and other foulers
Raphaela’s problem Barnacles recovered from windsurfer hull Lepas hillii Conchoderma virgatum Barnacles and other foulers on the windsurfer hull
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Barnacle Sex
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Thank you!! Questions?
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