missouri river

Missouri River

• Lake Oahe

• Lake Sharp

• Lake Francis Case

• Lewis and Clark Lake

Rivers and Streams

“East Rivers”

Big Sioux

Vermilion

James

“West Rivers”

White

Grand

CheyenneMoreau

Bad

Run

Riffle

Pool

Rivers and Streams

- smooth flowing section of a river

- rough part of river sometimes known as rapids

- standing section of water usually at a bend in a river

Run

Riffle

Pool

• Small streams• Located in heavily wooded areas• CPOM – Course Particulate Organic Matter

– leaves, trees, etc– The “cracker”

• Bacteria – The “peanut butter”

• “Shredders”

First Order Stream

• Shredders– feed on leaf litter (cracker)– Get nutrients from bacterial film (peanut butter)

• Collectors– grab things from the water as it floats by

• Grazers– Feed on algae

• Predators– Feed on other invertebrates

SPECIES

Invertebrates

Birds

SPECIES

Vertebrates

Fish

SPECIES

Vertebrates

Turtles

SPECIES

Vertebrates

• An area where sand and sediments have built up

• Usually located along river edges– Submerged– Above surface

• Valuable nesting area• Constantly changing with river

– floods

Sand Bars

Pallid Sturgeon

SPECIES

Endangered

Least tern

SPECIES

Endangered

Piping plover

SPECIES

Endangered