The Little Knifefish That Could

The Little Knifefish That Could

By Aquatropic Staff | October 8, 2025

Today's contestant on Tongue-Twisters of the Scientific Sort is Gymnorphamphichthys rondoni. Have fun with that one. That odd … Read more
Gulper Catfish

Gulper Catfish

By Aquatropic Staff | October 8, 2025

The Gulper Catfish is a fascinating and formidable freshwater predator native to the Amazon Basin. Known for its massive mout … Read more
Bird of Paradise Platy

Bird of Paradise Platy

By Aquatropic Staff | September 22, 2025

The Bird of Paradise Platy is a selectively bred color morph of the Southern Platyfish (Xiphophorus maculatus), known for its … Read more
The Devil In The Details

The Devil In The Details

By Aquatropic Staff | September 17, 2025

The Lava Devil Snail has an interesting name in that it is half understandable. The foot and shell are a mix of reddish brown … Read more
How To Pufferfish

How To Pufferfish

By Aquatropic Staff | September 17, 2025

Over our many years of fish dreaming, fish keeping, and fish writing, pretty much all of us have either wanted or had at leas … Read more
Red Wag Cauliflower Swordtail

Red Wag Cauliflower Swordtail

By Aquatropic Staff | September 17, 2025

The Red Wag Cauliflower Swordtail is a colorful livebearer, prized for its fiery red body, contrasting black fins ("wag" patt … Read more
To Sand or Not to Sand

To Sand or Not to Sand

By Aquatropic Staff | September 9, 2025

Many, if not most of the common aquarium freshwater species don't require aquariums that have substrate; You rarely, if ever, … Read more