Native, planted aquarium including shiners, native snails, plants and even submerged wood directly from a local lake.
Try new things. Experience the hobby. Work with new decor, substrate, plants, fish. Don't be constrained to just what's in your local fish store.
Hygrophila difformis, vallisneria americana, Myriophyllum exalbescens
The pet trade gets a bad rap for exploiting wild animals but sometimes the opposite is true.
Modern advances in technology affect every industry - even the aquarium hobby.
If you are looking for a unique invertebrate to add to your saltwater tank, consider the sea urchin.