YOUR EVERYDAY FIELD GUIDE
Discover the world on the other side of the glass.
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Follow your curiosity.
Fishes / Getting Started
A cover might seem like an afterthought compared to filtration or lighting, but for a saltwater tank it does real, unglamorous work: cutting evaporation, which matters a great deal given how salinity
2 min read
Fishes / Getting Started
Water hardness is one of those parameters that beginners often skip past entirely, focusing instead on ammonia and pH. That is a reasonable place to start, but hardness quietly shapes how well certain
4 min read
Fishes / Getting Started
Aggression in a saltwater tank rarely comes out of nowhere. Most fights trace back to one of a small number of predictable triggers: territory, competition for food, stress, or simply adding fish in t
3 min read
Fishes / Getting Started
The first hour a fish spends in a new tank matters more than almost any other moment in its care. Sudden shifts in temperature, salinity, or pH during transfer are a leading cause of stress related il
3 min read
Fishes / Getting Started
Marine fishkeeping involves more numbers than most freshwater setups, salinity, alkalinity, calcium and magnesium alongside the familiar ammonia, nitrite, nitrate and pH. Keeping a simple reference sh
3 min read
Fishes / Getting Started
Green hair algae, usually shortened to GHA by hobbyists, is one of the most common nuisance algae in the marine hobby, and also one of the most manageable once you understand what is feeding it.
2 min read
