What is a healthy
stream?
How do you How do you
give a give a stream a stream a checkup?
checkup?
Stream Checkup Stream Checkup
Riffles Riffles
Pools Pools
Erosion Erosion
Buffer Zones Buffer Zones
pool
riffle
Buffer Zone Buffer Zone
No Buffer Zone No Buffer Zone
Storm drain
Erosion Erosion
Tree roots exposed because of erosion and flooding
Stream Chemistry Stream Chemistry
pH pH
Oxygen Oxygen
Nitrogen Nitrogen
To measure water
temperature, we use a thermometer.
Water
Temperature
Water Clarity Water Clarity
To measure water clearness (also called To measure water clearness (also called turbidity), we use a transparency tube.
turbidity), we use a transparency tube.
What is living in our stream?
What is living in our stream?
15 species or more = a healthy stream
15 species or more = a healthy stream
.
Macroinvertebrates
Macroinvertebrates
SOME ARE SMALLER THAN THIS DOT .
LARVAE ADULT
Stoneflies
Mayflies
Dragonflies This is called….
metamorphosis
Poison Ivy and Ticks Poison Ivy and Ticks
Stay away from me!