1. Freshwater Ecosystem Rivers and streams Rivers and streams 2. Ocean zones Marine Ecosystem Marine...
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Aquatic Biomes 1. Freshwater Ecosystem •Rivers and streams 2. Ocean zones •Marine Ecosystem
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Transcript of 1. Freshwater Ecosystem Rivers and streams Rivers and streams 2. Ocean zones Marine Ecosystem Marine...
Aquatic Biomes
1. Freshwater Ecosystem•Rivers and streams
2. Ocean zones•Marine Ecosystem
How ?•Low lying areas collect runoff water•Streams drain into rivers•Area of drainage is a watershed•PA in Mississippi River watershed•Ohio River Watershed – Wash. County •15 watersheds in Wash. Co.
River / Stream Ecosystem
RIPARIAN BOUNDARY (trees)Pin OakElmSugar MapleSilver Maple
ALGAEGreen Algae (Spirogyra)DiatomsGold Algae
ANIMALSBirds (Great Blue Heron)Insects (mayfly, stonefly)Mammals (muskrat, raccoon)Fish (smallmouth bass, trout)Mollusks (fingernail clam, orb snail
Algae•Base of food web•Photosynthetic•Oxygen producer
Animals of Stream / River
Marine EcosystemsMarine Zones
PhoticAphoticIntertidalNeriticOceanicBenthicPelagicAbyssal
PhoticIntertidal / Neritic
AlgaeKelpRed Algae“Red Tide” – Gonyaulaux
cantonellaAnimals
Sponges RaysCoral UrchinAnemone ShrimpCrabs Green sea
turtleClown fish JellyfishSea star Blue Tang fishOctopus Stone fishSand / Nurse SharksClamsPuffer fish
Producers of the Ocean
60% atmospheric O2
Eco Issues in Aquatic BiomesFRESHWATER
•Acid Mine Drainage•Pollution•Nutrient Contamination
(fertilizers cause algae bloom)
Eco Issues in Aquatic Biomes
MARINE•Pollution•Red tide•Trawling
