1/20
Ecology class field trip at the Field Station, Fall 2014. Kit Hastings teaches the class about the secchi disk.
2/20
A student using a secchi disk to measure water clarity.
3/20
Secchi disks are used to measure water clarity. They give a reading called Secchi depth, which has been used as a measure of water quality for over 100 years, and can be compared to historic datasets.
4/20
Kit Hastings teaches the class about the YSI multiparameter sonde, which is used to get water temperature, dissolved oxygen, and other water quality parameters.
5/20
The class records a vertical temperature and oxygen profile.
6/20
The class takes notes for their lab report.
7/20
A student takes a water sample using a Van Dorn sampler.
8/20
A student takes a water sample using a Van Dorn sampler.
9/20
Kit Hastings teaches the class about plankton nets.
10/20
A student using a plankton net to collect zooplankton.
11/20
A student using a plankton net to collect zooplankton.
12/20
Kit Hastings and Josh Fisher on the Privateer.
13/20
A student taking a Ponar grab sample to collect sediment and macroinvertebrates.
14/20
A student taking a Ponar grab sample to collect sediment and macroinvertebrates.
15/20
Opening the Ponar grab sampler.
16/20
A ponar sample of mud and dreissenid mussels.
17/20
Students looking at preserved benthic specimens.
18/20
The ecology class spent a nice afternoon on the water.
