Harlequin rasboras are common, colorful aquarium fish that carry with them a slightly deceptive name. Once thought to be a type of rasbora fish, studies showed that they were different enough that ...

The tank held more than 65 saltwater fish as colorful and beautiful as their names: harlequin tusk, puffer fish, powder blue tang and foxface. Within two months, most of the fish died.

I had never heard of harlequin darter until Nov. 9 attending the Fish Endangered Species Technical Advisory Committee meeting at the Forbes Natural History Building to assess the status of ...