plankton presentation
Post on 26-May-2015
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Food ChainsFood Chains
PlanktonPlanktonWhy are they so important?Why are they so important?
PLANKTONPLANKTONComes from the Greek word “Comes from the Greek word “planktosplanktos” which means drifting” which means drifting
• Plants - Plants - PhytoPhytoplanktonplankton• Animals – Animals – ZooZooplanktonplankton
PHYTOPLANKTONPHYTOPLANKTON• Float near the Float near the
surface surface • Most can’t swimMost can’t swim
• Make their own Make their own energy through energy through photosynthesisphotosynthesis
• Food for zooplanktonFood for zooplankton
• Beginning of the food chain
PHytoplanktonPHytoplankton• Can change the Can change the
color of the color of the waterwater
• Large number of Large number of Plankton in one Plankton in one area.area.
• Called a Called a BLOOMBLOOM
PHytoplanktonPHytoplankton• Where you find Where you find lotslots of of
plankton:plankton:• Ocean provides large amounts of Ocean provides large amounts of
nutrientsnutrients
• Where you find Where you find littlelittle plankton:plankton:• Poisons in the water orPoisons in the water or• Changes in water temperatureChanges in water temperature
• colder water has more nutrientscolder water has more nutrients
FishermenFishermen• Look at ocean Look at ocean
color images color images to find areas to find areas rich with rich with phytoplanktonphytoplankton
ZooplanktonZooplankton• Animals that either Animals that either
don’t swim or are don’t swim or are very weak swimmersvery weak swimmers
• Some are eggs or Some are eggs or larva of animals that larva of animals that will one day become will one day become nekton nekton (animals that (animals that swim freely)swim freely)
Zooplankton• Varying sizes, but Varying sizes, but
some are quite large!some are quite large!
• Zooplankton feast on Zooplankton feast on the phytoplankton… the phytoplankton… and sometimes other and sometimes other zooplankton!!
• Let’s Create a Let’s Create a Plankton
FFood d chain G Gamee• PRODUCERS: PRODUCERS:
• PhytoplanktonPhytoplankton
• CONSUMERS:CONSUMERS:• 11stst- Zooplankton- Zooplankton• 22ndnd- Nekton- Nekton• 33rdrd- more Nekton- more Nekton
• DECOMPOSERS:DECOMPOSERS:• Primarily bacteriaPrimarily bacteria
Food WEBSFood WEBS• Have many Have many
Food Chains Food Chains in themin them
• Can you Can you decide who is decide who is a producer, a a producer, a consumer, consumer, and a and a decomposer? decomposer?
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