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Marine - Coggle Diagram
Marine
Turbidity
Secchi disk
high = cloudy
low = clear
photosynthesis
sun light
Problems: sun's glare
greater depth on shady side
Flow velocity
takes floating object to travel certain distance
flow meter
just below the surface
same depth = misleading
pH
probe
measures freshwater range
uses test soil kit
Salinity
electrical conductivity
density
high salt>low salt
sea salt = 35%
Wave action
dynanometer
Dissolved O2
avoid contamination in air
winklet titration based on water + iodide