It consisted of 12 aquaria, each one containing a different species of Amazonian electric fish – such as the black ghost knife ... in front of the arc of fish tanks and act as a conductor ...

The black ghost knifefish lives in the rivers of the Amazon Basin, using a self-generating electric field to see through the murky waters. It doesn’t have traditional fins like a bony fish ...

They included 15 different varieties, many of which are commonly sold in aquarium shops, including the cardinal tetra, iridescent pencil fish and black ghost knife fish. The seized fish were worth ...