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A Florida lake at sunrise framed by cypress trees and shoreline reeds
The Lake Pulse Toolbox

Toolbox · Field Tools

The gear you use off your own dock.

Field instruments used to belong to trained technicians and gear nobody wanted to calibrate. These are built for anyone who can stand on a dock. Not every question needs a lab. Some need an answer today, cheaply, and often enough to reveal a trend. This collection is your first response: tools that tell you whether something has changed, where to look next, and whether the expensive test is worth running. It's how a lake stays watched between the moments that matter.3 products

Who this aisle is for

  • You're on the water most weeks and want a routine
  • You want your own readings, not just someone else's
  • You're starting a volunteer monitoring effort

Best for building a weekly habit and a long record.

3 products

Algae Toxin Field Test

Screen for algal toxins at the shoreline in about twenty minutes.

Measures: Microcystins, Nodularins

Turnaround: Results on site, about twenty minutes from sample to reading.

Ships in 3–5 business days

$24.99

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Secchi disk

The oldest measurement in limnology, and still one of the most useful.

Measures: Water clarity (Secchi depth)

Turnaround: Ships to your address within 3–5 business days of ordering.

$50

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Lake Tag

One click logs a timestamped, geotagged observation to your lake's portal. Phone stays in your bag.

Measures: Member observations (three press types set by your Lake Admin)

Turnaround: Ships after your order is confirmed. Instructions for connecting Lake Tag to your lake's portal arrive by email after purchase.

$150

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Questions about this aisle

Before you buy field tools.

The questions we get most often on this shelf. If yours isn't here, ask — we would rather answer first than sell you the wrong thing.

A woman kneeling at the lake shoreline collecting water samples into test tubes

Field testing & lake health

Field tests are how a lake gets measured often enough to notice change before it becomes a bad summer.

Questions?