



Sialis
Holarctic Alderflies are fascinating insects that love to live near water. They have long wings and are often seen flying around ponds and streams, where they lay their eggs.
生息地: Wetlands
The Holarctic Alderflies has a robust, dark brown to black body and large, smoky-grey wings with many visible veins, resembling fine lace. Its head is broad with short, segmented antennae, distinguishing it from longer-antennaed caddisflies.




カテゴリ
昆虫レア度
Common
危険度
1/5 · 非常に低い
スナップ
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Adult alderflies almost never eat; they live off stored energy from their youth!
Larval alderflies can live in ponds or rivers for up to two years before transforming!
Their transparent wings, though beautiful, are not meant for long-distance travel!
When disturbed, larval alderflies wiggle rapidly to escape danger in the water!
Holarctic Alderflies larvae can breathe underwater using special abdominal gill filaments that help them thrive in aquatic environments.
Holarctic Alderflies adults live only a few days, dedicating their short time entirely to reproduction and laying eggs.
Holarctic Alderflies larvae have strong jaws and often hide in streambeds, ambushing small aquatic invertebrates that swim by.
Alderfly larvae are fierce underwater predators, while adults usually don't eat much at all!
年齢による違い: Larvae are active predators, but adults typically consume only water or do not feed, focusing on reproduction.
Salmo trutta
Larval alderflies are a vital food source for many fish species.
Motacilla alba
Adult alderflies are prey for various insectivorous birds near water.
Chironomus plumosus
Alderfly larvae actively prey on smaller midge larvae in freshwater.
Gammarus pulex
Alderfly larvae consume various small aquatic invertebrates like scuds.
単独行動をとる動物は、繁殖や子育ての時を除き、生涯のほとんどを1匹で生活します。
この特性は、植物と動物の両方を食べる生物を示します。
カラフルとは、生物や物体が明るくはっきりとした多様な色合いを見せることを指します。
この生息地特性は、湿地(年間を通して、または季節的に水に浸かっている沼や湿原などの土地)で見られる種を示します。
昼行性の動物は主に日中に活動し、通常は夜間に休息や睡眠をとります。
淡水の生息地には、川、湖、池、湿地などの塩分を含まない水辺の環境が含まれ、多くの生物にとって不可欠な場所です。
花粉を運び、植物の受粉と繁殖を助ける生物のことを指します。
まだ別名はありません。
危険度
1/5 · 非常に低い
It's safe to watch these insects, but don't touch them as they are delicate.
20-40 mm
10-20 mm
3-7 日
1-5 km/h
Alderfly larvae are fierce underwater predators, while adults usually don't eat much at all!
Wetlands
Ambush
6
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