Biological interactions - PowerPoint PPT Presentation

Rocky Intertidal Zone Community

Rocky Intertidal Zone Community. Intertidal Zone. Area of the shore between the highest high tide and lowest low tide. Mixed Semi-diurnal Tidal Regime. Two tides per day Tidal heights not equal. neap. spring. spring. Half. Full. Half. New. Zero datum. (MLLW). Position on Shore.

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Marine Ecology May 9 &amp; 12, 2008

Marine Ecology May 9 &amp; 12, 2008. Between the tides: Interactions 1. Zonation: Role of physical/chemical factors vs. biological interactions. Joe Connell, 1972: Hypothesis Physical factors primarily responsible for upper limits Biological interactions primarily responsible for lower limits

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259 views • 23 slides

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Biological interactions - PowerPoint PPT Presentation

Rocky Intertidal Zone Community

Marine Ecology May 9 &amp;amp; 12, 2008

Marine Ecology May 9 & 12, 2008