The Aquarium Adviser
Fish

Photo by Tanmayee D on Openverse (CC BY 2.0)

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Fish

Do Betta Fish Eat Other Fish? What Animals Can Live With Betta?
Fish

Do Betta Fish Eat Other Fish? What Animals Can Live With Betta?

Betta fish are carnivorous and will eat smaller fish, but carefully chosen tank mates-including certain snails, rasboras, and fast-moving fish-can coexist with bettas if proper tank size and hiding spaces are provided.

Photo by r.nial.bradshaw on Openverse (CC BY 2.0)

Do Dojo Loaches Eat Shrimp or Snails?
Fish

Do Dojo Loaches Eat Shrimp or Snails?

Dojo loaches are aggressive predators of shrimp and snails, so housing them together in the same tank is not recommended. Learn which invertebrates are at risk and safer loach alternatives if you want to keep shrimp or snails.

Photo by Rhizae on Openverse (CC BY 2.0)

Do Fish Get Bored in the Aquarium?
Fish

Do Fish Get Bored in the Aquarium?

Fish do experience boredom in monotonous, barren aquariums, and enrichment through tank mates, decorations, and environmental variety is essential to keep them mentally stimulated and behaviourally healthy.

Photo by Moheen Reeyad on Openverse (CC BY-SA 4.0)

Best Jewel Cichlid Tank Mates
Fish

Best Jewel Cichlid Tank Mates

Jewel cichlids are aggressive fish, but you can successfully keep them with compatible tank mates like clown loaches, plecos, and electric blue acaras that either hold their own or stay out of their way.

Photo by Wilderness Safaris Botswana - Conservation Team on Openverse (CC BY 4.0)

How Do I Know If My Tank Is Overstocked?
Fish

How Do I Know If My Tank Is Overstocked?

An overstocked tank quickly develops poor water quality, low oxygen levels, and stressed fish-but the signs are visible if you know what to watch for. Learn how to recognize overcrowding and use practical stocking rules to keep your aquarium healthy.

Photo by kevin dooley on Openverse (CC BY 2.0)

Can Redtail Catfish Live In a Pond?
Fish

Can Redtail Catfish Live In a Pond?

Redtail catfish can live in outdoor ponds if you provide at least 1,000 gallons of water, proper depth, tropical temperatures, and suitable tank mates-but they're large, aggressive predators that require thoughtful planning before adding to a pond ecosystem.

Photo by Mathias Appel on Openverse (CC0)

11 Aquarium Fish That Like a Strong Current, and Fast-Moving Water
Fish

11 Aquarium Fish That Like a Strong Current, and Fast-Moving Water

If your aquarium has strong water flow, stock it with fish that evolved in fast-moving streams and rivers instead of stressing out species that prefer calm water. Here are the best fish species that thrive with strong currents.

Photo by Mike Johnston on Openverse (CC BY 2.0)

Are Zebra Danio Compatible With Neon Tetras?
Fish

Are Zebra Danio Compatible With Neon Tetras?

Yes, zebra danios and neon tetras can live together peacefully in the same tank. With the right tank size, water conditions, and setup, these two species make colorful, compatible community tank mates.

Photo by bob_jenkins on Openverse (CC BY 2.0)

Important Factors to Consider When Choosing Fish For Your Aquarium
Fish

Important Factors to Consider When Choosing Fish For Your Aquarium

Choosing the right fish depends on your experience level, tank size, and whether you want freshwater or saltwater species. Understanding key factors like compatibility, growth rate, and maintenance needs upfront prevents costly mistakes and keeps your fish healthy.

Photo by threefingeredlord on Openverse (CC BY-SA 2.0)