The Lygistorrhinidae (long-beaked fungus gnats
) constitute a small family of Mycetophiliformia (sensu Amorim & Rindal 2007), which is widely distributed in tropical and subtropical regions.
Greenhood orchids (Pterostylis) native to Australia and New Zealand are pollinated by fungus gnats
in a family (Mycetophilidae), closely related to the Sciaridae.
The constant moist growing media substrate for propagating Eucalyptus seedlings combined with an average temperature of 27.5 [degrees]C in nursery areas may provide ideal conditions for growth and development of the fungus gnat
independent of production and seasonal environmental conditions since the optimum temperature for adult emergence of species of this group is above 20 [degrees]C (Lee et al.
Trap fruit flies and fungus gnats
in a glass of red wine.
in pursuit of small arthropods such as chironomids (Chironomidae), mosquitos (Culicidae), ants (Formicidae), cluster bugs (Lygaeidae) and fungus gnats
We observed the flies feeding on several adult insect taxonomic groups: whiteflies (Bemisia tabaci Gennadius; Hemiptera: Aleyrodidae), potato-tomato psyllids (Bactericera cockerelli Sulc; Hemiptera: Triozidae), fungus gnats
(Diptera: Sciaridae) (Fig.
Gall midge flies showed up in 100 percent of houses studied; dark-winged fungus gnats
lived in 96 percent.
The species belongs to these two families are lethal and obligate pathogen of insects, that's why many important insect pests of crops, such as the citrus weevil,, fungus gnats
, flowers thrips, Field crickets and scarab beetles have successfully been controlled by these EPNs.
Sincerely, Mary Bainbridge, by email Hi Mary, These sound like fungus gnats
, a common enough affliction of house plants.
You don't even need to worry about the cat tipping containers, fungus gnats
invading the living room, or damping-off leveling whole flats of plants.
The fungus gnats
(black flies) will disappear after the small white soil grubs die off.
- Anne Leach, by email CAROL: These are probably fungus gnats
- common and harmless.
triphyllum has previously been attributed to fungus gnats
(Diptera) and Heterothhps ahsaemae (Thysanoptera).
If so, you're likely dealing with fungus gnats
. Instead of waging a counterattack with a miniature fly swatter, you can take a simpler avenue to keep these annoying pests under control.