''Diplonychus rusticus'' is an

insect Insects (from Latin ') are pancrustacean hexapod invertebrates of the class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body ( head, thorax and abdomen), three pairs ...

native in the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

, and

Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...

commonly known as "water bug." This insect lives in shallow waters and feed on aquatic insects including

mosquito Mosquitoes (or mosquitos) are members of a group of almost 3,600 species of small flies within the family Culicidae (from the Latin ''culex'' meaning " gnat"). The word "mosquito" (formed by ''mosca'' and diminutive ''-ito'') is Spanish for "li ...

larvae A larva (; plural larvae ) is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle. The ...

. In a study conducted by Dr. Pio Javier of the

University of the Philippines The University of the Philippines (UP; fil, Pamantasan ng Pilipinas Unibersidad ng Pilipinas) is a state university system in the Philippines. It is the country's national university, as mandated by Republic Act No. 9500 (UP Charter of 200 ...

in Los Baños Laguna, Philippines, water bugs could be an effective biological control agent for dengue-carrying mosquitoes. He found out that water bug can consume 86-99 full grown mosquito larvae per day, it is tolerable to chlorinated waters and can reproduce easily. With that, water bug can be distributed in all mosquito habitats such as used tires, water containers, and other mosquito breeding sites.

References

Belostomatidae Insects of Australia Insects of India Insects described in 1871 {{Nepomorpha-stub