vs Buckelwal

Biddulphia rhombus compared with Megaptera novaeangliae

Key Differences

is Not Evaluated while Buckelwal is Vulnerable.

Taxonomic Classification

Rank		Buckelwal
Kingdom	Chromista (クロミスタ)	Animalia (動物)
Phylum	Ochrophyta (オクロ植物)	Chordata (脊索動物)
Class	Bacillariophyceae (クサリケイソウ綱)	Mammalia (哺乳類)
Order	Biddulphiales (Biddulphiales)	Cetacea (Whales & Dolphins)
Family	Biddulphiaceae	Balaenopteridae (Rorquals)
Genus	Biddulphia	Megaptera (Humpback Whales)
Species	Biddulphia rhombus	Megaptera novaeangliae

Conservation Status

NE — Not Evaluated

Buckelwal

VU — Vulnerable

Population: ~80.0K

Trend: Increasing ↑

Physical Characteristics

Attribute		Buckelwal
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	15.0 m
Average Weight	—	30.0 t

Habitat & Geographic Range

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Sweden, and Taiwan.

Buckelwal

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Biddulphia rhombusは、角状の突起を持つ明確な双極性、菱形ないし広披針形の殻形態を持つ中心目の海産珪藻類です。全世界の温帯から温暖な海の沿岸浮遊性・底生環境に生息します。この光合成珪藻類は沿岸近海の海洋一次生産に貢献しています。

Buckelwal

大型クジラの中で最も曲芸的なクジラのひとつであるザトウクジラは、繁殖期にオスが歌う複雑で神秘的な歌で知られており、数時間にわたって続き時間をかけて変化していきます。体長16m、体重30トンに達し、哺乳類の中で最長の回遊を行います。全海洋に分布し、協調的なバブルネット採餌でオキアミや小魚を捕食します。歴史的な捕鯨後の個体数はおおむね回復しています。