This Great North American Secchi Dip-In website offers a comprehensive guide to Secchi disk use. It features links to a series of pages that answer questions such as: what is a Secchi disk; what (or who) is Secchi; and why are Secchi disks black and white. The links also include information such as considerations in Secchi disk design and procedure, monitoring methods, and evaluating eutrophication by Secchi depth.
This resource is referenced here:Subject:
Biology:Ecology:Metabolism, Biology,
Geoscience:Geology:Sedimentary Geology:Sediment Transport and Deposition,
Biology:Ecology:Habitats:Water Column,
Geoscience:Hydrology:Surface Water:Water Quality/Chemistry
Resource Type:
Activities:Lab Activity,
Field Activity
Grade Level: General Public, College Lower (13-14), Middle (6-8), High School (9-12)
Topics:
Biosphere:Ecology,
Ecology:Habitats:Freshwater,
Earth surface:Sedimentary Geology:Sediment Transport and Deposition,
Hydrosphere/Cryosphere:Surface Water:Water Quality/Chemistry,
Biosphere:Ecology:Habitats:Water Column
Keywords: Turbidity, total suspended solids, TSS
