The Ultimate Guide to Aquarium Maintenance

There is a meaningful difference between hobbyist aquarium maintenance and professional aquarium maintenance. It is not just frequency, and it is not just technique. It is a systematic approach to chemistry, equipment, and livestock that treats the aquarium as an engineered system rather than a decorative object.

Water Chemistry: The Foundation

Every Okeanos service visit begins with a comprehensive water chemistry panel. For freshwater systems, this includes pH, ammonia, nitrite, nitrate, GH, KH, and temperature. For saltwater and reef systems, we add salinity, alkalinity, calcium, and magnesium — and for SPS-dominant systems, phosphate, iodide, and potassium.

The numbers alone are not enough. We track trends over time — a slow drift in alkalinity tells us something different than a sharp drop. Our service reports archive every test result, which means we can identify patterns before they become problems.

Equipment: Prevention Over Repair

Equipment failure is the single most common cause of catastrophic livestock loss. A pump that fails overnight can crash oxygen levels in hours. A heater that sticks on can cook a reef in a day. Our technicians inspect every piece of life support equipment on every visit — checking impellers, o-rings, probe accuracy, float valves, and controller alerts.

We replace wear parts on a proactive schedule, not when they fail. The cost of a $40 impeller is trivial compared to the cost of the livestock it protects.

Livestock: Early Intervention

Most aquarium diseases are treatable if caught early and catastrophic if caught late. Our technicians are trained to identify the earliest signs of ich, velvet, bacterial infection, and nutritional deficiency — behavioral changes, subtle coloration shifts, minor fin damage — before these become visible crises.

The Maintenance Report

Every Okeanos service visit generates a written report documenting parameters, adjustments, equipment status, and observations. Clients receive this report by email after every visit. Over time, this archive becomes an invaluable record of the system's history.

To discuss a maintenance program for your system, contact us at 212-244-9555.