| australia | new south wales | aquarius antigone | species | 5 | 0 |
| australia | new south wales | tenagogerris euphrosyne | species | 1 | 0 |
| australia | victoria | aquarius antigone | species | 4 | 0 |
| austria | | aquarius najas | species | 2 | 0 |
| austria | | aquarius paludum | species | 70 | 0 |
| austria | styria | gerris costae | species | 1 | 0 |
| austria | styria | gerris lacustris | species | 7 | 0 |
| austria | styria | gerris odontogaster | species | 1 | 0 |
| austria | styria | limnoporus rufoscutellatus | species | 1 | 0 |
| austria | vorarlberg | gerris costae | species | 5 | 0 |
| azerbaijan | | aquarius paludum | species | 86 | 0 |
| brazil | | limnogonus aduncus | species | 5 | 0 |
| brazil | | limnogonus franciscanus | species | 1 | 0 |
| bulgaria | | aquarius najas | species | 1 | 0 |
| bulgaria | | aquarius paludum | species | 52 | 0 |
| bulgaria | | aquarius ventralis | species | 1 | 0 |
| canada | | gerris buenoi | species | 15 | 0 |
| canada | | limnoporus dissortis | species | 13 | 0 |
| canada | alberta | gerris buenoi | species | 2 | 0 |
| canada | alberta | gerris incognitus | species | 1 | 0 |
| canada | alberta | gerris insperatus | species | 3 | 0 |
| canada | alberta | gerris pingreensis | species | 5 | 0 |
| canada | alberta | limnoporus notabilis | species | 1 | 0 |
| canada | british columbia | aquarius remigis | species | 6 | 0 |
| canada | british columbia | gerris buenoi | species | 3 | 0 |
| canada | british columbia | gerris incognitus | species | 12 | 0 |
| canada | british columbia | limnoporus notabilis | species | 3 | 0 |
| canada | manitoba | aquarius sp. bold-2016 | species | 3 | 0 |
| canada | manitoba | gerris buenoi | species | 4 | 0 |
| canada | manitoba | gerris pingreensis | species | 16 | 0 |
| canada | manitoba | gerris sp. bold:aab7459 | species | 5 | 0 |
| canada | new brunswick | aquarius remigis | species | 1 | 0 |
| canada | newfoundland and labrador | aquarius remigis | species | 3 | 0 |
| canada | newfoundland and labrador | gerris insperatus | species | 1 | 0 |
| canada | nova scotia | gerris buenoi | species | 1 | 0 |
| canada | ontario | aquarius nyctalis | species | 7 | 0 |
| canada | ontario | aquarius sp. dimc105-09 | species | 1 | 0 |
| canada | ontario | gerris argenticollis | species | 1 | 0 |
| canada | ontario | gerris buenoi | species | 28401 | 0 |
| canada | ontario | gerris insperatus | species | 3 | 0 |
| canada | quebec | aquarius nyctalis | species | 1 | 0 |
| canada | quebec | gerris insperatus | species | 1 | 0 |
| canada | saskatchewan | gerris buenoi | species | 1 | 0 |
| canada | yukon | gerris buenoi | species | 1 | 0 |
| china | | aquarius paludum | species | 833 | 0 |
| china | | gerris latiabdominis | species | 404 | 0 |
| china | zhejiang | gerris sp. yt-2009 | species | 2 | 0 |
| croatia | | aquarius paludum | species | 65 | 0 |
| cyprus | | aquarius ventralis | species | 1 | 0 |
| czech republic | | aquarius najas | species | 1 | 0 |
| denmark | | aquarius najas | species | 3 | 0 |
| denmark | | aquarius paludum | species | 108 | 0 |
| finland | | aquarius najas | species | 11 | 0 |
| france | | aquarius najas | species | 3 | 0 |
| france | | aquarius paludum | species | 104 | 0 |
| france | corse region | aquarius najas | species | 6 | 0 |
| french polynesia | | limnogonus luctuosus | species | 3 | 0 |
| georgia | | aquarius paludum | species | 88 | 0 |
| germany | | aquarius paludum | species | 9 | 0 |
| germany | baden-wuerttemberg | aquarius paludum | species | 3 | 0 |
| germany | baden-wuerttemberg | gerris argentatus | species | 3 | 0 |
| germany | baden-wuerttemberg | gerris gibbifer | species | 2 | 0 |
| germany | baden-wuerttemberg | gerris lacustris | species | 4 | 0 |
| germany | bavaria | aquarius najas | species | 2 | 0 |
| germany | bavaria | aquarius paludum | species | 3 | 0 |
| germany | bavaria | gerris argentatus | species | 4 | 0 |
| germany | bavaria | gerris costae | species | 2 | 0 |
| germany | bavaria | gerris gibbifer | species | 1 | 0 |
| germany | bavaria | gerris lacustris | species | 7 | 0 |
| germany | bavaria | gerris lateralis | species | 1 | 0 |
| germany | bavaria | gerris odontogaster | species | 3 | 0 |
| germany | bavaria | gerris thoracicus | species | 3 | 0 |
| germany | bavaria | limnoporus rufoscutellatus | species | 1 | 0 |
| germany | brandenburg | gerris argentatus | species | 4 | 0 |
| germany | brandenburg | gerris lacustris | species | 4 | 0 |
| germany | brandenburg | limnoporus rufoscutellatus | species | 1 | 0 |
| germany | hesse | aquarius paludum | species | 1 | 0 |
| germany | lower saxony | aquarius paludum | species | 7 | 0 |
| germany | lower saxony | gerris argentatus | species | 19 | 0 |
| germany | lower saxony | gerris gibbifer | species | 5 | 0 |
| germany | lower saxony | gerris lacustris | species | 15 | 0 |
| germany | lower saxony | gerris lateralis | species | 1 | 0 |
| germany | lower saxony | gerris odontogaster | species | 15 | 0 |
| germany | lower saxony | gerris thoracicus | species | 2 | 0 |
| germany | north rhine-westphalia | aquarius paludum | species | 2 | 0 |
| germany | north rhine-westphalia | gerris gibbifer | species | 3 | 0 |
| greece | | aquarius najas | species | 4 | 0 |
| greece | crete region | aquarius najas | species | 3 | 0 |
| hungary | | aquarius paludum | species | 11 | 0 |
| india | | gerris sp. fbrc/zsi/ins.960 | species | 1 | 0 |
| india | | limnometra fluviorum | species | 1 | 0 |
| ireland | | aquarius najas | species | 1 | 0 |
| italy | | aquarius najas | species | 3 | 0 |
| italy | | aquarius paludum | species | 90 | 0 |
| italy | liguria region | aquarius najas | species | 4 | 0 |
| italy | liguria region | aquarius paludum | species | 1 | 0 |
| italy | liguria region | gerris lacustris | species | 1 | 0 |
| italy | sicily autonomous region | aquarius cinereus | species | 1 | 0 |
| japan | | limnoporus esakii | species | 1 | 0 |
| japan | ehime prefecture | gerris insularis | species | 1 | 0 |
| japan | gunma prefecture | gerris cf. insularis 'type b' | species | 1 | 0 |
| japan | gunma prefecture | gerris yezoensis | species | 1 | 0 |
| japan | hiroshima prefecture | gerris buenoi | species | 1 | 0 |
| japan | hiroshima prefecture | gerris gracilicornis | species | 1 | 0 |
| japan | hokkaido prefecture | limnoporus genitalis | species | 1 | 0 |
| japan | ibaraki prefecture | gerris latiabdominis | species | 1 | 0 |
| japan | kagoshima prefecture | aquarius paludum amamiensis | subspecies | 1 | 0 |
| japan | tottori prefecture | gerris cf. insularis 'type c' | species | 1 | 0 |
| japan | wakayama prefecture | aquarius elongatus | species | 2 | 0 |
| japan | wakayama prefecture | aquarius paludum | species | 2 | 0 |
| laos | | aquarius paludum | species | 9 | 0 |
| lithuania | | aquarius najas | species | 1 | 0 |
| morocco | | aquarius cinereus | species | 3 | 0 |
| morocco | | aquarius najas | species | 1 | 0 |
| myanmar | tanintharyi division | gerris sp. usnm ent 01117276 | species | 1 | 0 |
| myanmar | tanintharyi division | gerris sp. usnm ent 01117291 | species | 1 | 0 |
| myanmar | tanintharyi division | gerris sp. usnm ent 01117474 | species | 1 | 0 |
| norway | finnmark county | gerris lateralis | species | 2 | 0 |
| norway | finnmark county | gerris odontogaster | species | 1 | 0 |
| portugal | | aquarius najas | species | 5 | 0 |
| portugal | braganca district | aquarius najas | species | 1 | 0 |
| portugal | braganca district | aquarius paludum | species | 1 | 0 |
| portugal | braganca district | gerris gibbifer | species | 2 | 0 |
| romania | | aquarius paludum | species | 111 | 0 |
| russia | | aquarius paludum | species | 42 | 0 |
| south korea | | aquarius paludum | species | 28 | 0 |
| south korea | | aquarius paludum paludum | subspecies | 1 | 0 |
| south korea | seoul city | aquarius paludum | species | 1 | 0 |
| spain | | aquarius najas | species | 6 | 0 |
| spain | balearic islands | aquarius najas | species | 1 | 0 |
| sweden | | aquarius najas | species | 5 | 0 |
| switzerland | graubunden region | gerris costae | species | 2 | 0 |
| thailand | | aquarius paludum | species | 75 | 0 |
| tunisia | | aquarius cinereus | species | 1 | 0 |
| tunisia | | aquarius najas | species | 2 | 0 |
| united kingdom | wales | aquarius najas | species | 2 | 0 |
| united states | alaska | gerris buenoi | species | 3 | 0 |
| united states | alaska | gerris incognitus | species | 3 | 0 |
| united states | alaska | gerris pingreensis | species | 3 | 0 |
| united states | alaska | limnoporus rufoscutellatus | species | 3 | 0 |
| united states | arkansas | gerris argenticollis | species | 1 | 0 |
| united states | new york | gerris marginatus | species | 1 | 0 |
| united states | pennsylvania | aquarius remigoides | species | 2 | 0 |
| united states | virginia | aquarius remigis | species | 1 | 0 |
| united states | virginia | gerris argenticollis | species | 1 | 0 |
| uzbekistan | | aquarius paludum | species | 80 | 0 |
| venezuela | amazonas | tachygerris opacus | species | 1 | 0 |