Classification
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    • Ephemeroptera
  • English
    • Mayflies
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    • Efímeras y parientes

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3627392628_2aa0412b90_sMagnifier 5774063093_cf02e5d232_sMagnifier 2640340536_a570745a8d_sMagnifier 2320869155_c31f6fe748_sMagnifier 6101879000_c19cca318c_sMagnifier 4702247734_266ce4875d_sMagnifier 1234329136_f272c18c24_sMagnifier 5784354744_3e931fae2a_sMagnifier 8707214883_cffb6db381_sMagnifier 5480951644_dc19dfe114_sMagnifier 50970_98_68Magnifier 4666449764_de32ef6e71_sMagnifier
Creative Commons Flickr Photos Tagged "Ephemeroptera."
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Recent observations

Photos / Sounds

Square

What

Stream Mayflies Family Heptageniidae

Observer

harumkoh

Date

July 24, 2014 07:28 AM IRKT

Photos / Sounds

Square

Observer

harumkoh

Date

July 23, 2014 08:26 AM IRKT

Description

may be ウエノヒラタカゲロウ.
http://mushinavi.com/navi-insect/data-kagerou_hirata_ueno.htm

Photos / Sounds

Observer

djswartwout

Date

July 22, 2014

Photos / Sounds

Square

What

Common Burrower Mayflies Family Ephemeridae

Observer

jmcalpin

Date

July 22, 2014 10:28 PM CDT

Photos / Sounds

Square

What

Mayflies Order Ephemeroptera

Observer

tapaculo99

Date

July 21, 2014

Photos / Sounds

Square

What

Mayflies Order Ephemeroptera

Observer

rocibilly

Date

July 20, 2014 02:23 PM PDT

Place

(Somewhere...)

Description

I saw this at a gas station in Seattle. I've never see anything like it

Photos / Sounds

Square

What

Mayflies Order Ephemeroptera

Observer

tapaculo99

Date

July 19, 2014

Tags

Photos / Sounds

Observer

jerry2000

Date

the past

Description

yellow, small (size 20 or even 22), 3 tails, grayish wings. One of the photos shows that the brown markings on the abdomen are ridges.

Photos / Sounds

Observer

jerry2000

Date

October 5, 2011

Description

Small (size 20 or smaller), grey-olive abdomen, darker thorax, apparently only 2 wings. 3 tails. Back 2 pair of legs cream colored, front legs dark. Small eyes, tails about body length.
Also a number of other species on the water. Olives of various sizes, and others.

Photos / Sounds

Observer

jerry2000

Date

July 5, 2014

Description

Small (size 20) brownish body, with some lighter brown markings, esp. near end of abdomen. 2 tails, grey with dark bands. Clear wings, good-sized hind wings.

Also saw a very few sulphur mayflies in air, a couple on water, about size 20 or 22 - probably Ephemerella dorothea.

Photos / Sounds

No photos or sounds

What

Maccaffertium sp Genus Maccaffertium

Observer

jerry2000

Date

October 11, 2013

Place

Swift (Google, OSM)

Description

Cream cahill, size 14 - 16

Photos / Sounds

No photos or sounds

Observer

jerry2000

Date

October 18, 2013

Place

Millers (Google, OSM)

Description

Olive, size 22-28

View all observations

Description from Wikipedia

Mayflies or shadflies are insects belonging to the order Ephemeroptera (from the Greek εφημερος, ephemeros = "short-lived" (literally "lasting a day" "daily" or "day-long"), πτερον, pteron = "wing", referring to the brief lifespan of adults). They have been placed into an ancient group of insects termed the Palaeoptera, which also contains dragonflies and damselflies. They are aquatic insects whose immature stage (called "naiad" or, colloquially, "nymph") usually lasts one year in fresh water. The adults are...

No range data available.