Ideal for water sampling at any depth, zooplankton collections, and secchi disc transparency measurements.
polycarbonate 1.0 liter water sampler, 200g messenger, 20 cm
limnological secchi disc; armored thermometer (liquid spirit filled,
-5°C to +40°C in 0.5° increments); student plankton net (20 cm diameter x
60 cm length x 153 μm); three 20.0m nylon cords, line reels, plastic
carrying case, and instructions.