Portland Aquarium

Starter guide

Freshwater Species


New posts

Best 300-watt aquarium heaters for 60-75 gallon fish tanks


If you’re keeping a 60-75 gallon tank and are finding a perfect heater for the tank, what you need is a 300-watt heater. In this review, we look at some of the best 300-watt heaters […]

Best 200-watt aquarium heaters for 50-55 gallon fish tanks


There’s no doubt that a good heater is an essential part of a successful aquarium. What most aquarists have a problem with is choosing the right heater for their tank. The best way to do […]

Types of aquascaping tools (scissors, tweezers,…) and usage guide


Whether you’re an experienced aquascaper or just looking to start out in this fascinating and addictive hobby, you’re going to need a few basic tools to help you build and maintain your planted tank. It […]

Best salt mixes for saltwater fish/reef aquariums & salinity control guide


Keeping a saltwater aquarium can indeed be more challenging than a freshwater one. Aside from making sure proper pH is maintained, you also have to make sure the right amount of substances like calcium is […]

7 common Rotala species that you can choose for the background


Rotala species are usually used in the backgrounds of planted tanks. They are fairly easy to plant and care for, making them very popular in the hobby. This article includes some common and attractive Rotala […]

20+ most popular stem plants for the background of planted tanks


Background plants are the tallest and they make a huge difference in the appearance of the planted tank. There are many stem plants for the background with different colors and leaf shapes and it may […]

Roles, types, and choosing the best substrates for planted tanks


Having a planted aquarium is an excellent way to be closer to nature. Unlike normal fish tanks, to support the healthy growth of the plants in a planted tank, you have to provide suitable substrates […]

Top 30 dwarf and carpet plants for the foreground of planted tanks


The foreground is the most important part of the planted aquarium that makes choosing plants for this position a bit complicated. Not all plants are suitable for the foreground. In this article, you’ll see some […]

Best 50-watt aquarium heaters that are rated for 10-gallon fish tanks


Some hobbyists love to start with small tanks under 10 gallons. And if yours is a 10-gallon tank, you will need a 50-watt heater to keep the temperature right for the fish. In this review, […]

Quick care stats of Chili Rasbora – tank setup, tankmate, feeding


Family: Cyprinids Scientific name: Boraras brigittae Common name: Mosquito Rasbora, Chili rasbora Origin: Asia; southwestern Borneo, Indonesia Max length: 0.8 – 1.0 inch Minimum tank size: 10 gallons Stocking: 8-10 fish for a 10-gallon tank Temperament: […]