Secchi Disks

WARD470021-226 WARD470004-362
470004-362EA 91.69 USD
470004-362 470021-226
Secchi Disks
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.
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