The Predaceous Diving Beetle is also known by the name(s) of: Water Tiger.
The Predaceous Diving Beetle is typically 1.0 inches to 1.3 inches (26mm to 34mm) in size and has the following descriptors / identifiers: long feathery arms; fins; water; smooth; pool; flying; aggressive; long; dark green; yellow band around body.
It has a typical diet of the following: aquatic insects.
Territorial Area Map (Visual Reference Guide)
The map below showcases (in blue) the states and territories of North America where the Predaceous Diving Beetle may be found (but is not limited to). This sort of data can be useful in seeing concentrations of a particular species over the continent as well as revealing possible migratory patterns over a species' given lifespan. Some species are naturally confined by environment, weather, mating habits, food resources and the like while others see widespread expansion across most, or all, of North America.