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Study finds Amazonian fish are more sensitive to ammonia

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A study finds that fishes from the Amazon are more sensitive to ammonia compared to congenors from other parts of the world. Cardinal tetras were found to be extremely sensitive while corycats were nearly bulletproof.

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Do captive fish grow slower because of the lack of predators?

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Scientists recently stumbled upon an unexpected finding: Captive fish that were exposed to predators doubled their growth rate! Could our aquarium safe-spaces be stunting the growth of our fish?

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ARTICLE

Feature Article: Biological Succession and Trophic Structure in the Reef Aquarium (Part 1)

By Kenneth Wingertner on Nov 15, 2017 at 10:00 AM

Harmony and balance. Kenneth outlines the keys to reefkeeping success by focusing on two terms that might be unfamiliar to the average hobbyist: biological succession and trophic structure.

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A stunning reef time lapse to begin your week

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In 2017, Dr. Tim Wijgerde really upped his time-lapse game and produced some of the best work we've seen. Here is his "best of" video in incredible 4K video quality. As we've said before, reef life is best appreciated with this type of photography.

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Fishkeeping trends mixed

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Polls tracking pet ownership show that the number of fishkeepers (particularly marine fishkeepers) have increased in the USA over the past five years. However, over the same time period, UK fishkeepers have declined substantially. How is the fishkeeping scene where you live?

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Parapercis altipinnis, a new sandperch from the Philippines

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Parapercis altipinnis is a new species of pygmy sandperch discovered on deep (55-65 meter) rubble zones at Cebu, Philippines. This fish was first spotted in captivity in 2016 - a specimen purchased from a local aquarium in Belgium.

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Lovely forest aquascape

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Nigel's aquascape hasn't quite filled out yet, but the "bones" of this fallen forest scenery are already gorgeous. Nigel says he's new to aquascaping. Could have fooled me.

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The iridescent spots found on giant clams inspire biofuel research

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Tridacna clams are some of the most colorful reef organisms. Their iridescent spots, called iridophores, not only give them sparkly beauty, but they serve an important function for photosynthesis. Scientists want to mimick this feature of giant clams to improve biofuel production.

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Fire! Cirrhilabrus shutmani is a hot new fairy wrasse.

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Yi-Kai Tea and Anthony Gill describe a new species of fairy wrasse that is without a doubt one of the reddest fish in the sea. The researchers bestowed it a most approproiate common name: the magma fairy wrasse.

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Corals like the taste of fresh plastic

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Corals are known to ingest plastic, and now scientists have discovered that corals actually preferred the taste of unfouled microplastics vs microplastics covered with bacteria by a factor of three.

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Discus aquarium therapy

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A replica of a knarled, decayed tree trunk. A false rock wall. And eight gorgeous and peaceful discus without a care in the world. When I think of "aquarium therapy," this is what I think of.

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Pseudochromis stellatus: a new Indo dottyback

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Pseudochromis stellatus is a new yellow-spotted dottyback from relatively deep waters at Raja Amapt and West Papua Province. Its etymology means "starry," so "starry dottyback" sounds like a fitting common name for this new species.

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Can you get fish high on marijuana ?

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Scientists have finally answered this age-old, existential question we've all asked ourselves in moments of clarity. It appears that fish do not mellow out on cannabinoids. Oh well.

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Pretty in blue! A new killifish

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Austrolebias pelotape is a newly described seasonal killifish. All known populations of this species are limited to urban areas around the town of Pelotas, Brazil, making this beauty very rare and critically endangered.

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Orphek launches Atlantik V4 Compact LED lights

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Orphek has updated their Atlantik Compact LEDs to "V4" configuration, which means it now shares the 380nm to 850nm (UV to infrared) LED array of its bigger brother.

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