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Secchi Disks

WARD470021-226 WARD470004-362 1064-G 0171
Attach these disks to a calibrated line, and lower them into the water until they disappear from view to measure turbidity or calculate light extinction depth.

  • Polystyrene disks
  • Includes weight
To determine water color, use disks with the Forel-Ule Color Scale. The disks are made of polystyrene and the Oceanographic Secchi Disk includes a weight to facilitate lowering.



Item # Description O.D. Unit Availability Price Quantity
470004-364 LaMotte Secchi Disk Line, Calibrated,GLOBE Approved Product
20 m Each Retrieving
470101-430 Secchi Disk, Limnologica, LaMotte, GLOBE Approved Product
8" Each Retrieving
470021-226 Secchi Disks, Limnological
8" Each Retrieving


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