One of the most recognizable marine animals on the coral reefs and seagrass beds they call home, seahorses Hippocampus spp. fascinate children and adults alike, earning them a place among the most popular animals for saltwater aquaria. Although endangered in the wild, more and more seahorses are being captive-bred by hobbyists. This month, José María Cid Ruiz offers his perspective on the difficult but worthwhile project of breeding seahorses and raising their fry (pg. 90). Photograph by Kristian Sekulic/Shutterstock

Feature Articles

Aquarium Science: An Exciting New Micropoecilia

Author: Rich Serva

With a metallic and colorful tail, this diminutive fish is potentially a new Micropoecilia species that will delight any wild-livebearer enthusiast.

Brachys from Costa Rica

Author: Uwe Dost

An explorer-biologist traveled to Costa Rica collect two species of Brachyrhaphis—little livebearers with big, bad attitudes—and found them to be surprisingly great aquarium fish.

Breeding Seahorses

Author: José María Cid Ruiz

While captive-bred seahorses are widely available, newborn seahorses are difficult to raise at home. An accomplished aquarist and seahorse breeder details the secrets to his success. 
 

Growing Colorful Stem Plants in the Nature Aquarium

Author: Takashi Amano

Their vibrant colors and varied leaf shapes make stem plants a desirable addition to any aquascape, as the master aquascaper explains, with notes on their care requirements.

Marbled or Tile Sea Stars

Author: Bob Fenner

Starfish are generally considered difficult to keep in a reef aquarium, but those of the genus Fromia may just be an exception to the rule.

Plant Filtration—No Water Changes!

Author: Charles Clapsaddle

Mangrove trees and hornwort now do the heavy filtration lifting at Goliad Fish Farms, where these and other plants make water changes a thing of the past.

The TFH Breeder’s Challenge Part 4

Author: Ted Judy and Mike Hellweg

With Ted taking a commanding lead, is Mike ready to launch his secret weapon? Stay tuned as our two skilled breeders compete for the title of TFH Master Breeder.

The Tiger Limia: Species Unknown?

Author: Bill Allen

One of the more peaceful of the limias, the tiger limia is relatively easy to keep and breed.

Wild-Type Guppies: There’s Nothing Common About Them!

Author: Mike Hellweg

You may think you know everything there is to know about guppies, but many of the wild guppies will surprise even the most experienced of aquarists.

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