No spoiler] Concept: Floating foundation. Doesn't need ground nearby, but has a maximum weight, that can be put on it. You can add more of these floating bags to higher the weight
HIGH QUALITY FISHING TACKLE
PELAMPUNG EXORI 3205 SIZE 2
Ball Float Small Kit – Blue Sky Outdoor Experts & Park View Games and Toys
This 8 inch vertical PVC diversion valve is a float-operated valve with throttling capabilities that will cycle as required. The housing body is
8 Inch Vertical Diversion Float Valve PVC - DVERTPVC08 - Neptune Benson
How to: Fishing with floats
Hose Floats Pipe Floats by Neptune Flotation
Solar Cycle May Trigger Clouds on Neptune - Sky & Telescope - Sky & Telescope
Ugo Slim Waterproof Phone Pouch - Kryptek Neptune by Ugo Wear
This is a Maytronics Blue Cable Float Cover (one-half only). This item has no insulation. For a complete cover, two are required to replace the entire cover.
Maytronics 99960081 Dolphin Blue Cable Float
Utility pomp, Neptune Apex Aquariumcomputers
Neptune Tackle Multi Purpose Float
Neptune Systems A3 Apex Pro System--the most complete monitoring and control for aquarists. Base unit features 4 FMM Ports, 0-10V Variable output, 6 Switch Digital Input, WiFi & Ethernet compatible & new soft-touch finish. Includes Energy Bar 832--only ETL/UL certified power bar for aquarium use--with 8x 120 VAC outlets, 3x 1LINK outputs, 2x DC24V outputs, & 3x AquaBus Ports. Track temp, ORP, & pH with included probes.
Neptune Systems - A3 Apex Pro Controller System
Neptune Tackle All Purpose Float - Size Large APFL
How to: Fishing with floats
Neptune Feeder Float 140mm - Outdoor Adventure South West Rocks