Secchi Plate - Garden Pools & Bridges

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This square enamelled plate with circular design is lowered into the water until the black and white markings can no longer be distinguished. The depth at which this happens is a measure of the turbidity (transparency) of the water. Plate measures 21 x 21cm. String to suspend the plate is included.

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Fisher Pen Fine Blue - Fine point, blue ink

Barrel Camcorder Aquapac - With integral padded handle this Aquapac fits 'barrel' type camcorders and gives excellent film quality through the special lens window. Although 100% waterproof and sandproof this case is not designed for underwater use and extreme caution is recommended if you plan to film underwater.

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