My Tank Spec's

10 Gallon (hospital tank).
Fish - Gambusia affinis Fry, Rams Horn Snails.
Plants - Duck Weed, Penny Wort .
Equipment - HOB filter, Air Stone.
Substrate - Plain natural Gravel.
Ferts - None.

29 Gallon
Fish - 4 Otto's, 1 Rubber Lipped Pleco, Red Cherry Shrimp.
Plants - Micro Crypt, Crypt Wendtii Brown, Water Sprite, Stargrass, Amazon Sword, Glosso, Ludwigia Repens, Java Moss, Cabomba, Hemianthus Callitrichoides, Pogostemon helferi, Brazilian Pennywort, Salvinia Natans, Rotala Nanjenshen subm, Duck Weed, and others unknown at this time.
Equipment - Fluval 205 filter with surface skimmer. Formosa DX JG3 with 130 watts. Pressurized C02 w/Power Head. Drop Checker.
Substrate - 100% Flourite.
Ferts - (all dosed dry) - KN03, KH2P04, Chelated Iron, CSM+B, Excel.

50 Gallon
Fish - 2 Albino CoryCats, 5 Lemon Tetra's, 5 Cherry Barbs, 7 Gold Barbs, 4 Australian Rainbow's, 2 Bristlenose catfish, 1 Darter, (Still trying to ID these guys but I think they might be 2 Shadow bass and 2 Blue spotted Sunfish).
Plants - Micro Crypt, Crypt Wendtii Brown, Water Sprite, Ludwigia Repens, Cabomba, Star Grass, Rotala Nanjenshen subm, Salvinia Natans, Ceratopteris Cornuta.
Equipment - Fluval 405 filter with surface skimmer. Pressurized C02, AH Supply retro kit (2x55) 110 watts CF lighting.
Substrate - Sand and Soil, see 12 STEPS (blog).
Ferts - (all dosed dry) - KN03, KH2P04, Chelated Iron, CSM+B, Excel.

500 Gallon Pond
Fish - Gambusia affinis (Mosquitofish).
Plants - Duckweed and a few other clippings from my other tanks.
Equipment - Bog Filter, Fountain.
Substrate - None.
Ferts - None added, sometimes I top off with a little water removed from my other tanks during water change.