Batesian mimicry

Mimicry: The Filefish and the Puffer

August 5, 2013

More fascinating mimicry:  the filefish and the puffer. The little Mimic Filefish, Paraluteres prionurus not only looks like the toxic Black Saddled Toby, Canthigaster valentini, it is often found swimming around in tight little mixed groups of both species. When I started looking for the filefish, they turned out to be more common than I thought and I realized I had likely been seeing them all along but had been lumping them in with tobies. This is an example of Batesian mimicry in which a palatable … Read more

Blenny and Mimic Ned DeLoach

Mimicry: The Blenny and the Bream

January 3, 2013

Lembeh Strait, Indonesia ~ October 2012┬áHere is one of my favorite examples of mimicry in fishes: a Striped Fangblenny (Meiacanthus grammistes) model and its mimic, a juvenile bream, Scolopsis bilineatus. Neither fish is that uncommon on the Indo-Pacific reefs where we dive but this was the first time I took the time to follow a little Bridled Monocle Bream to see if it would lead me to the blenny that it is known to mimic. The relationship of this bream … Read more