Rock & Substrate
At Sea Cave · Erie, PA
35 items
Guides & how-tos
- Erie Tap Water and Your Aquarium: What NW PA Fishkeepers Need to Know
- How to build a saltwater sump for a 125-gallon reef tank
- How to build an easy freshwater sump — no drilling, no cut glass
- How Often to Clean a Fish Tank: A Simple Maintenance Schedule
- Aquarium Water Testing: What Your Numbers Actually Mean
- How to Do an Aquarium Water Change (and How Often)
- How to beat aquarium algae: ID and fix every common type
- How to cycle a new aquarium: the nitrogen cycle, step by step
- Your first freshwater aquarium: the complete starter setup
- Your first saltwater aquarium: a FOWLR starter guide
- How to quarantine new and sick fish (the QT tank)
- How to size your filter, heater & lighting to your tank