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Marine Ecology – Lecture notes 2-5-08

Marine Ecology – Lecture notes 2-5-08 -...

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Marine Ecology – Lecture notes 2/5/08 1. Clark Hubbs 1921 – 2008 o $0.05 per species o $1.00 new species or subspecies o $5.00 new genus 2. The Nekton o Where do they live? Epipelagic zone Close to the surface; upper layer of the ocean Important because there is light. o Vision; can see predators and prey Suspended in this medium; no where to hide Primary productivity – mostly in the coastal zone o Lots and lots of copepods; consumers of phytoplankton o Pelagic zone – not as much productivity; Organisms have o Who are they? Holoepipelagic – always found in this zone Meroepipelagic – spend part of their lifecycle in the epipelagic zone Over 30,000 different species of fish. Avg. fish will be a Teleost (bony fish) Nekton – (different than plankton) can swim against currents; Vertebrates – Reptiles – sea snakes; turtles; marine iguanas; salt water crocodile o Certain adaptations for breathing, either stay at the
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