探検昆虫

Stream Mayflies

Heptageniidae

Stream mayflies are tiny insects that live in clean, fresh water. They have delicate wings and can often be seen dancing above streams on sunny days.

生息地: Freshwater streams

外見

The Stream Mayflies has flattened, streamlined bodies adapted for fast-flowing water. They typically have two or three long, thread-like tails and prominent plate-like gills along their abdomen. Colors range from dull browns and greens to mottled patterns, helping them blend with riverbeds.

AnimaliaArthropodaInsectaEphemeropteraHeptageniidae
Stream Mayflies
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Stream Mayflies

カテゴリ

昆虫

レア度

Common

危険度

1/5 · 非常に低い

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おもしろい事実

Adult mayflies have no functional mouthparts; they don't eat at all!

Mayfly eyes can be huge and divided, letting them see above and below water!

Some adult mayflies have two pairs of wings, but only use the front pair for flight!

They are the only insect group that molts after developing functional wings!

特殊能力

能力

Grip Master

Stream Mayflies can cling tightly to rocks because they have flattened bodies and strong claws that help them resist swift currents.

能力

Underwater Breather

Stream Mayflies has feather-like gills along their abdomen that helps them extract oxygen directly from the water while submerged.

能力

Quick Change Artist

Stream Mayflies can shed their skin one last time after they grow wings, which helps them become even better, fully mature fliers.

能力

Water Quality Sensor

Stream Mayflies can indicate clean water because their delicate nymphs are highly sensitive to pollution, helping them act as natural monitors.

サイズと詳細

翼開長
10-30 mm
サイズ
5-20 mm
寿命
30-365 日
飛行速度
10 km/h
脚の数
6

食性と食事

Nymphs graze on tiny plants and decaying bits, while adults astonishingly do not eat at all!

年齢による違い: Nymphs are active feeders, but adults have non-functional mouths and do not eat during their short lives.

主な食物

  • algae
  • diatoms
  • detritus
  • decaying plant matter
  • fungi

採餌方法

  • Grazing

生態系とのつながり

eaten by

Brown Trout

Salmo trutta

A key food source for many fish species.

eaten by

Barn Swallow

Hirundo rustica

Adults are caught mid-air by these agile birds.

eats

Diatom

Diatoma vulgaris

Nymphs scrape and feed on these microscopic algae.

eaten by

Common Green Darner

Anax junius

Dragonfly nymphs prey on mayfly nymphs in the water.

特徴

別名

まだ別名はありません。

コレクション

安全性

危険度

1/5 · 非常に低い

Always wash your hands after playing near water to stay clean and healthy.

よくある質問

Stream Mayfliesの翼開長は何ですか?

10-30 mm

Stream Mayfliesのサイズは何ですか?

5-20 mm

Stream Mayfliesの寿命は何ですか?

30-365 日

Stream Mayfliesの飛行速度は何ですか?

10 km/h

Stream Mayfliesは何を食べますか?

Nymphs graze on tiny plants and decaying bits, while adults astonishingly do not eat at all!

Stream Mayfliesは通常どこに生息していますか?

Freshwater streams

Stream Mayfliesはどのように狩りをしますか?

Grazing

Stream Mayfliesの脚の数は何ですか?

6

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