Weedy Seadragonウィーディーシードラゴン

Phyllopteryx taeniolatusVU— Vulnerable

The weedy seadragon is a slow-drifting, leaf-festooned relative of the seahorse found only in Australian waters, so well camouflaged among kelp and seaweed that it can be nearly invisible to predators and divers alike.

Weedy Seadragon (reference photo)
Photo: Derek Ramsey (Ram-Man) / CC BY-SA 2.5 / Source / cropped

Species Data

Classification
Syngnathiformes / Syngnathidae Source
Distribution
Endemic to Australian coastal waters, inhabiting rocky reefs and seaweed beds along the southern coastline at depths of about 10-30 m. Source

Did You Know?

  • The weedy seadragon is the official marine emblem of the Australian state of Victoria. Source
  • Unlike seahorses, weedy seadragons lack a prehensile tail and instead drift among kelp and seaweed, relying on leaf-like appendages to camouflage themselves. Source

Where to See This Species

2 facilities · 0 individuals

サンシャイン水族館 (Sanshain Suizokukan)Tokyo池袋駅（35番出口）からサンシャイン60通りを通って来館。

サンシャイン水族館のWikipedia記事に飼育種として記載 Source

Toba AquariumMieOpened in 1955

鳥羽水族館のWikipedia記事に飼育種として記載 Source

Conservation Story

Conservation Status

IUCNレッドリストではVU。藻場の減少、沿岸開発、海洋温暖化が保全上の課題となる。

Habitat

オーストラリア南部の岩礁、海藻・海草の藻場。

Threats

  • 藻場の減少、沿岸開発、海洋温暖化

Conservation & Breeding Efforts

  • 生息地の保全と個体群の継続的な把握
  • 水族館では繊細な飼育環境を再現し、雄が卵を育てるヨウジウオ科特有の繁殖を紹介する。

Sources

ja.wikipedia.org en.wikipedia.org

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FAQ

Where do weedy seadragons live?
They are endemic to Australia, found only along its southern coastline in rocky reef and kelp/seaweed habitats at depths of roughly 10-30 m. Source
How is a weedy seadragon different from a seahorse?
Unlike seahorses, it lacks a prehensile tail for gripping onto structures, and instead drifts through the water, relying on leaf-shaped appendages for camouflage among seaweed. Source
What is the conservation status of the weedy seadragon?
It is listed as Vulnerable on the IUCN Red List, with habitat loss, degradation, and pollution posing the main threats. Source

Source: ja.wikipedia.org en.wikipedia.org