Hydrovatus

Pronunciation

How to pronounce Hydrovatus: //haɪˈdrɒvɑːtəs//

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Summary

Hydrovatus is a genus of water beetles belonging to the family Dytiscidae, notable for their ability to inhabit deeper waters than many other dytiscid species and for their unique respiratory adaptations.

Physical Characteristics

Size ranges from 1.8 to 4.0 mm.

Identification Tips

Identified by their sharp elytral apices which allow them to puncture submerged stems of aquatic plants, aiding in their underwater respiration.

Habitat

Found in vegetation and detritus at lake and pond margins; prefers deeper water habitats.

Distribution

Widespread in North America, including most of the US and southeastern Canada; over 210 species worldwide.

Collecting Methods

• Collecting entire emergent aquatic plants such as sedges and examining their roots
• Straining and sifting surrounding bottom debris

Misconceptions

It is often thought that they surface frequently for air, but they can stay underwater for extended periods by utilizing submerged plant stems for breathing.

Tags

• Beetles
• Hydrovatus
• Dytiscidae
• Aquatic
• Insects