Photos / Sounds

What

Speckled Duns (Genus Callibaetis)

Observer

clausgiloi

Date

May 2024

Photos / Sounds

What

Speckled Duns (Genus Callibaetis)

Observer

limnologylauren

Date

May 20, 2024 12:47 PM MDT

Photos / Sounds

What

Mayflies (Order Ephemeroptera)

Observer

alexheffernan

Date

May 19, 2024 10:16 AM EDT

Photos / Sounds

What

Speckled Duns (Genus Callibaetis)

Observer

lauren914

Date

May 19, 2024 12:24 PM MDT

Photos / Sounds

Observer

erin-816

Date

May 18, 2024 10:31 AM EDT

Photos / Sounds

What

Big Tusked Wood Burrower (Povilla adusta)

Observer

rob_palmer

Date

April 19, 2022 11:54 AM SAST

Photos / Sounds

Observer

marcocruscanti

Date

May 16, 2024 09:59 AM CEST

Photos / Sounds

What

Large Broadwings (Brachycercus harrisella)

Observer

marcocruscanti

Date

May 16, 2024 10:49 AM CEST

Photos / Sounds

Observer

mdduff

Date

September 7, 2023 01:05 PM EDT

Description

Difficult to place the precise species

Photos / Sounds

What

Brown Drake (Ephemera simulans)

Observer

tmurray74

Date

May 9, 2024 08:55 PM EDT

Photos / Sounds

What

Speckled Duns (Genus Callibaetis)

Observer

morelcompass

Date

September 1, 2023 08:30 AM EDT

Photos / Sounds

Observer

bozaremba

Date

September 22, 2012

Photos / Sounds

Observer

bluebellprince

Date

September 30, 2023

Description

Found in Belle River
Used Pocket Macro app to ID

Photos / Sounds

Observer

marchh

Date

May 14, 2024 10:19 AM PDT

Description

Mayfly nymph, found in Ashland Creek in Ashland, Oregon up in Lithia Park.
My professor helped me with identification,
The two tails may initially seem like a stone fly but the abdominal gills help identify it as a mayfly likely in the Epeorus genus

Photos / Sounds

Observer

orratze

Date

May 9, 2024 12:25 PM CEST

Photos / Sounds

Observer

orratze

Date

May 9, 2024 12:43 PM CEST

Photos / Sounds

Observer

xiaodoudou

Date

April 4, 2024 11:51 PM CST

Photos / Sounds

Observer

smithjg1954

Date

April 25, 2024 01:16 PM EDT

Photos / Sounds

What

Dark Green Drake (Litobrancha recurvata)

Observer

sasquatchsundew

Date

May 4, 2024 10:25 AM EDT

Photos / Sounds

Observer

jamdelarco

Date

May 4, 2024 07:38 PM CEST

Photos / Sounds

What

American Springfly (Skwala americana)

Observer

schultztom

Date

April 25, 2024 10:25 AM MDT

Description

Picnic Rock Natural Area

Photos / Sounds

Observer

alainhogue

Date

July 6, 2019 11:22 PM EDT

Photos / Sounds

Observer

donmarsille

Date

May 1, 2024 09:24 PM EDT

Photos / Sounds

Observer

jamdelarco

Date

May 4, 2024 05:09 PM CEST

Photos / Sounds

What

Speckled Duns (Genus Callibaetis)

Date

February 10, 2023 12:31 PM -05

Photos / Sounds

Observer

pageprogram1

Date

May 1, 2024

Photos / Sounds

What

Stream Mayflies (Family Heptageniidae)

Observer

bugjams

Date

May 4, 2024 02:40 PM EDT

Photos / Sounds

Observer

jbar82

Date

February 2017

Photos / Sounds

Observer

nataliallira

Date

March 5, 2024 06:50 PM -04

Photos / Sounds

Observer

tiagolubiana

Date

September 28, 2022 07:54 AM -03

Photos / Sounds

Observer

nmacelko2

Date

April 19, 2021 08:06 PM EDT

Photos / Sounds

What

Brown May Dun (Kageronia fuscogrisea)

Observer

hanjohan

Date

April 1, 2023 10:22 PM CEST

Photos / Sounds

What

Brown May Dun (Kageronia fuscogrisea)

Observer

hanjohan

Date

April 1, 2023 10:22 PM CEST

Photos / Sounds

What

Large Brook Dun (Ecdyonurus torrentis)

Observer

nick86843

Date

April 29, 2024 01:26 PM BST

Description

Two dark bands on foot. Patterning on underside...

Photos / Sounds

Observer

tmn-rita

Date

April 28, 2024 08:16 PM CDT

Photos / Sounds

Observer

babsi_bock

Date

April 29, 2024 11:15 AM CEST

Photos / Sounds

Observer

ivan_

Date

April 28, 2024 10:49 AM CEST

Photos / Sounds

What

Pond Olive (Cloeon dipterum)

Observer

duarte

Date

April 22, 2024 08:18 PM WEST

Photos / Sounds

Observer

adamkohl

Date

April 23, 2024 10:08 PM EDT

Description

collected at the edge of a beaver pond in an area with sedge, muck, and a small sandy patch (not sure exactly where it was hanging out).

Photos / Sounds

Observer

joseph92

Date

May 17, 2023 03:51 PM CDT

Description

Photographed alongside the specimen capture in the same location

Photos / Sounds

What

Small Mayflies (Family Baetidae)

Observer

rednat

Date

April 2024

Place

Texas, US (Google, OSM)

Tags

Photos / Sounds

What

Great Horned Owl (Bubo virginianus)

Observer

limnologylauren

Date

February 17, 2024 10:51 AM MST

Photos / Sounds

What

Speckled Duns (Genus Callibaetis)

Observer

elbeltrocco

Date

November 22, 2016 12:07 PM -03

Photos / Sounds

Observer

rob_palmer

Date

April 8, 2024 06:15 PM SAST

Photos / Sounds

Observer

thijsvalkenburg

Date

April 13, 2024 12:07 PM WEST

Photos / Sounds

What

Small Mayflies (Family Baetidae)

Observer

renjp

Date

April 21, 2024 04:04 PM PDT

Photos / Sounds

Observer

fumus

Date

April 18, 2024 03:44 PM +03

Photos / Sounds

What

Speckled Duns (Genus Callibaetis)

Observer

tonyg

Date

April 17, 2024 09:18 PM CDT

Photos / Sounds

What

Yakima Springfly (Osobenus yakimae)

Observer

chloe_and_trevor

Date

June 2021

Description

10mm long

Photos / Sounds

Observer

larvalfishguy

Date

April 27, 2023 02:08 PM EDT

Photos / Sounds

Observer

toddfolsom

Date

August 15, 2022 01:00 PM PDT

Description

Allomyia, Ptarmigan Ridge of Mt. Baker; ID verified by Bob Wissman, Aquatic Biosciences, for a Xerces Society project. I collected several larvae from a tiny stream near the trail. I could not find any adults, but maybe next summer I'll get some.

Photos / Sounds

What

Mayflies (Order Ephemeroptera)

Observer

rik53815

Date

April 10, 2024 08:59 AM +07

Photos / Sounds

What

Stripetail and Springfly Stoneflies (Family Perlodidae)

Observer

julia_nemeth

Date

April 8, 2024 10:47 AM CEST

Photos / Sounds

Observer

birderboy2015

Date

September 24, 2023 12:51 PM EDT

Description

Keyed with
Freshwater Macroinvertebrates of Northeastern North America
By Barbara L. Peckarsky et al
Anteromedian tubercle

Photos / Sounds

Observer

jeffwilson2

Date

March 2, 2024 01:47 PM CST

Photos / Sounds

Observer

farside

Date

April 2024

Description

Reared in captivity from a nymph collected in the Nihotupu stream. Photos of the sub imago and the exuviae included to aid identification.

Photos / Sounds

Observer

adamkohl

Date

February 27, 2024 10:08 AM EST

Description

Has a sub genital plate that looks like Strophopteryx, but doesn’t have the inner tibia hair fringe. No coxal gills observed.

Photos / Sounds

What

Speckled Dun (Callibaetis pictus)

Observer

annidrei

Date

March 31, 2024 03:49 PM MST

Photos / Sounds

What

Mayflies (Order Ephemeroptera)

Observer

rmcmackin

Date

March 30, 2024 01:38 PM EDT

Photos / Sounds

Observer

justinchappelle

Date

September 22, 2016 12:57 PM MDT

Photos / Sounds

What

Mayflies (Order Ephemeroptera)

Observer

natureintecord

Date

March 26, 2024 02:10 PM HKT

Photos / Sounds

Observer

mothmann

Date

March 25, 2024 02:31 PM EDT

Photos / Sounds

Observer

joergfreyhof

Date

June 11, 2011 04:39 AM CEST

Photos / Sounds

What

Hendricksons, Sulphurs, and Pale Duns (Genus Ephemerella)

Observer

rosreil

Date

March 26, 2024 03:11 PM EDT

Photos / Sounds

What

Caddisflies (Order Trichoptera)

Date

October 7, 2017 06:33 PM -05

Photos / Sounds

Observer

dtaylorforester

Date

March 25, 2024 12:00 PM CDT

Photos / Sounds

Observer

rqy-yong

Date

April 7, 2022 01:27 PM AEST

Description

Wundacaenis dostini per key of Suter (1999). Lateral projections on anterior of mesothorax distinct, non-angulate; no projections on hind coxae; longitudinal (rather than transverse) row of setae on foreleg femora

Photos / Sounds

Observer

rqy-yong

Date

April 14, 2022 03:04 PM AEST

Photos / Sounds

Observer

lmneuhaus

Date

December 3, 2023 11:09 AM CET

Description

70%EtOH
Auflockerung von Schwebstoffen durch Stiefel und Fang via Sieb

Photos / Sounds

What

Prong-gilled Mayflies (Family Leptophlebiidae)

Observer

anaguberte

Date

March 23, 2024 06:18 PM -03

Photos / Sounds

Observer

moussa_saab

Date

June 28, 2022 02:22 PM MDT

Photos / Sounds

Observer

rob_palmer

Place

Malawi (Google, OSM)

Photos / Sounds

What

Tubecase Netspinning Caddisflies (Family Ecnomidae)

Observer

siuyeung

Date

December 9, 2023 12:44 PM HKT

Photos / Sounds

Observer

hydaticus

Date

July 14, 2021

Photos / Sounds

Observer

victorengel

Date

October 31, 2018 11:29 AM CDT

Photos / Sounds

Observer

stephenluk

Date

March 18, 2012 04:36 PM EDT

Description

Adult length 7.5 mm (excluding cerci).

Photos / Sounds

Observer

alice91099

Date

February 9, 2024 02:47 PM -03

Description

Ephemeroptera do projeto de macroinvertebrados aquáticos

Photos / Sounds

What

Hagen's Small Minnow Mayfly (Diphetor hageni)

Observer

jaykeller

Date

July 3, 2015 08:18 PM PDT

Photos / Sounds

Observer

trientalid

Date

March 18, 2024 12:40 PM PDT

Photos / Sounds

Observer

origamilevi

Date

March 15, 2024

Description

Tentative

Photos / Sounds

What

Double-gilled Pond Creepers (Genus Cloeon)

Observer

suejaggar

Date

March 19, 2024 06:14 PM AEDT

Description

<4mm body length (including head)

Photos / Sounds

Observer

trientalid

Date

March 18, 2024 12:40 PM PDT

Description

All thoracic gills nipple-like, cervical gills absent, Prothoracic gills developed, meso-meta simple. Possibly Megarcys signata

Photos / Sounds

Observer

mollymjacobson

Date

May 25, 2010

Description

Photos / Sounds

Observer

absentfish

Date

June 23, 2021 08:41 PM MSK

Photos / Sounds

Observer

tmurray74

Date

September 17, 2023 08:22 PM EDT

Photos / Sounds

What

Mayflies (Order Ephemeroptera)

Observer

patrick-monney

Date

May 17, 2016 04:18 PM CEST

Photos / Sounds

Observer

commoncopper

Date

March 18, 2024 08:26 PM NZDT

Photos / Sounds

Observer

chilipossum

Date

March 16, 2024 10:26 AM PDT

Photos / Sounds

What

Dark Hendrickson (Ephemerella subvaria)

Observer

oridgen10

Date

March 28, 2021 01:18 PM EDT

Description

DJR_5920

Photos / Sounds

Observer

adamkohl

Date

March 12, 2024 07:13 PM EDT

Photos / Sounds

Observer

stenthesnake

Date

March 12, 2024 10:05 AM CDT

Photos / Sounds

Observer

icopperbug

Date

March 7, 2024 05:13 PM EST

Photos / Sounds

Observer

imasongster

Date

December 7, 2023 01:55 PM NZDT

Photos / Sounds

What

Stream Mayflies (Family Heptageniidae)

Observer

liamragan

Date

March 13, 2024 07:22 PM CDT

Photos / Sounds

Observer

kat717

Date

March 13, 2024 11:21 AM CST

Photos / Sounds

Observer

origamilevi

Date

March 13, 2024

Photos / Sounds

What

Giant Mayflies (Genus Hexagenia)

Observer

hholbrook

Date

June 29, 2023 09:44 PM EDT