Refractometer

Monitoring in brackish or saltwater sites may require the use of a refractometer to measure salinity. AWW recommends the following model.

Agriculture Solutions LLC Salinity Refractometer – for Coastal Groups (1.000/1.070), catalog No. SKU AGT-SSA0010 – $60.00

Order by calling Agriculture Solutions LLC at 1-888-683-8291 or through the Agriculture Solutions LLC Website.

Similar models include this one and this one through the Amazon Website. If you prefer a different model, contact the AWW Office to confirm that it meets Program requirements.

Secchi Disc

Secchi Disc

Volunteers who monitor lakes, ponds, or other deep waters may use a Secchi Disc to measure water clarity. AWW recommends the following model.

Forestry Suppliers Fieldmaster® Student Secchi Disc – $44.75

Similar models include this one and this one through the Amazon Website. If you prefer a different model, contact the AWW Office to confirm that it meets Program requirements.