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Unformatted text preview: Well, depends. o Some reefs located near sources of nutrients Near continental shelves, large islands o What about atolls? No nutrient source save the ocean Where are the algae in the system? Not in the water column Nitrogen and phosphorous o Photosynthesis occurs in or on things Large biomass of photosynthetic critters Possibility for high efficiency nutrient recycling Bacteria Ocean poor in nutrients but lotsa ocean reef may be a nutrient filter act as sinks undiscovered nutrient sources ground water upwelling Turf algae? o Multispecific o Filamentous o Usually dont get big o Abundance changes seasonally Pavona, you are fired! o Space and light restrictions = fierce competitions o Grow quickly (branching corals) Exploitative competition o Kill Interference competition...
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- Spring '08