Water Testing Kits (PH, Ammonia, Nitrite, Nitrate) - many different kinds to chose from
Oxygen Test Kit                        Thermometer                       Dechlorinator
Koi Medic Salt Meter
Salt                                                                                                Salt Test Kit
Fish Nets - various sizes and shapes
Pond Gloves - arm length                         Scarecrow
This section has suggested items that every pond owner should have