Being a self-proclaimed fish nerd my interest gets piqued anytime one of those ‘rare to the hobby’ fish becomes available, even if it is a type I am not normally excited about. But when a particularly enticing specimen comes available, well forget…
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Sensational new ‘Mandarin’ cat shark collected in Philippines (updated)
The Mandarin Cat Shark is an exciting new species of shark which has just been discovered collected in the northern Philippines. The incredible pattern of the ‘cat shark’ has an uncanny resemblance to the beloved Mandarin goby, and we’ve never seen a shark…
Helfrich’s firefish discovered in the Philippines
The Helfrich’s firefish, Nemateleotris helfrichi has been discovered in the Philippines, extending the species range by more than 1000 km, or 600 miles. The recent finding is important not only from a fish ecology perspective but it also puts this fish within…
2.3 Fairy Wrasses: The exquisitus complex
Cirrhilabrus exquisitus is an unusually widespread and variable species which appears to form a lineage alongside the scottorum and cyanopleura groups, with all three sharing characteristically mid-length pelvic fins. Unlike any other species of Cirrhilabrus, the Exquisite Fairy Wrasse has…
Wild caught aberrant clownfish is not your average misbar ocellaris
Clownfish aberrations are now so common with basically all captive bred fish being an amplification of these mutations, that we don’t bat an eye when we see a solid white clownfish anymore. However when the aberrant clownfish is wild caught,…
Is Japan really home to any endemic Fairy Wrasses? Cirrhilabrus katoi disagrees
The reefs of Japan are known to harbour unique fauna found nowhere else on this earth. Rife with endemics, species such as Centropyge interrupta, Chaetodon daedalma, Genicanthus takeuchii, Chromis mirationis and a whole hodgepodge of other reef fish call this…
Aberrant Ctenochaetus binotatus shows up with patchy skin coloration
Another surgeonfish has been collected in the wild with the strange piebald coloration that seems to be pretty common in wild surgeonfish and now we’re really getting anxious to know what this condition is, or what causes it. The genus Ctenochaetus is…
Metallic green mask Cryptocentrus pavoninoides is a rare aberration on a common fish
Aberrations in fish are rare, but extreme aberrations are seldom seen and almost unheard of. Over the years we’ve covered a heck load of aberrant and hybrid fish, but this one today is quite something. RVS Fish World just bagged a…
Golden grouper collected in the Philippines is extremely lucky to be alive
The fish pictured above is a super common Boenak grouper, Cephalopholis boeanak, with a one-two punch of extremely rare traits.The reason we are writing about this fish at all is that it exhibits and marked form of xanthism turning it a…
A trio of interesting yellow angelfish have been collected in the Philippines
Unique angelfish are one of our favorite topics to write on and today we’re lucky enough to bring to your attention three unique Centropyge pygmy angelfish. While sometimes it seems like we’ve seen it all, collections in the Philippines by RVS Fishworld continue to…
