setting up a 75 gallon metaframe as a forever aquarium

Father Fish
Father Fish
Oct 10, 2026

These are the first steps for setting up a larger aquarium. Substrate is key. Watch theFather Fish video "Starting a new aquarium." That video contains the details about what to use in the substrate.
Learn how to set up a dirted planted aquarium using a vintage 75 gallon tank. See the proper soil depth for a healthy ecosystem.

In this demonstration, I walk through the process of preparing a 75 gallon tank for a lush, long-term planted setup. This guide is specifically for hobbyists looking to work with an old metal metaframe tank and utilize natural soil as the base layer. By focusing on the foundational layer, we ensure the aquatic plants have the nutrients they need to thrive right from the start.

We cover the specific preparation required for a successful aquarium soil setup, ensuring you get the depth right before adding water or livestock. Proper substrate management is the key to preventing common issues in a planted tank substrate, and this method helps create a stable environment for your fish and greens.

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