Rhantus atricolor Diving Beetle

Description

The Rhantus atricolor diving beetle is about the same size as a sunburst diving beetle (see related products below).

These are jet black beetles are the just slightly larger than Thermonectus, on average, and the largest species of aquatic beetle we typically have on the site.

They have a semi-glossy look to them and are communal with their own kind and both sunburst and banded diving beetles. They will group feed on dead insects, like roaches or crickets or house or fruit flies that are dropped onto the surface of the water. We sometimes supplement them