Genicanthus spinus: First Video of this Rare Angelfish from the Cook Islands

Genicanthus spinus is a species of angelfish so rare that it’s literally one of the few Pomacanthids that we’d never written about, until today. We’ve covered so many rare species of angels like the blackspot pygmy angel, the Abei angelfish, the black…

The Conspicuous Angelfish Juvenile Is The Ultimate Ugly Duckling
Along with the line spot triggerfish and tiger angelfish, our visit to Reefwise in Chicago also afforded us our first encounter with a true, juvenile Conspicuous Angelfish. From the moment we became serious about the marine aquarium hobby and all…
Download Blue Harbor’s 2016 calendar for free right now!

The Blue Harbor Calendar has been an underground cultural motif for rare fish geeks all over the world for many years now. The iconic calendar has been printed in increasing quantities over the last few years, but until now this celebration of…

Papua New Guinean endemics on display by Paradise Aquariums at Aquarama 2015

Aquarama is a fish and accessories exhibition held biennially in Singapore, where exhibitors, exporters, industry authorities and hobbyists gather for a glimpse of the aquarium happenings in South-East Asia. Although Aquarama is mostly geared towards freshwater fish and their corresponding ribbon ponies, it…

I’ve Failed My Kids as a Marine Aquarium Mentor!

When my son and daughter, Aidan and Hannah, were youngsters, both seemed to share my enthusiasm for marine aquariums. Even when they were just toddlers, they loved peering into my tanks—often leaving sticky little handprints on the glass in the…

Tiny conspicuous angelfish is so small it’s practically post-larval

There’s something so fascinating about seeing pictures of baby marine angelfish, regardless of how dull or bright these tiny fish are, it’s awesome to see the transformation from juvenile to adult. We’re all aware of how dramatically species within the Pomacanthus and Holacanthus can change…

Exquisite new video of the Ballina Angelfish at Ball’s Pyramid

Back in April this year, we posted about a video of Chaetodontoplus ballinae swimming in the wild of Ball’s Pyramid. That video has been removed since but fear not, a brand new video with better footage of this illustrious dichromatic…

Fish or Fishes? Shoal or School? A Few Fishy Terms Defined

In my nearly two decades as an aquarium writer and editor, I’ve noticed that certain terms routinely used in hobby literature when discussing our fine, finny friends are often a source of confusion to readers. So for today’s post, I…

X. auromarginatus: A Well-Mannered, Reef-Friendly Triggerfish

As I alluded in an earlier post about the Niger triggerfish (Odonus niger), triggers in general aren’t usually among the first species that come to mind when one is seeking an aquarium specimen with a peaceful disposition. Certainly as far…

5 Good Reasons to Spend Time Observing Your Saltwater Fish

With today’s chaotic schedules, it’s the norm for many marine aquarium hobbyists to see their fish only in passing (e.g., catching a fleeting glimpse when tossing in some food just before heading off to work) or when performing routine maintenance…