Common Seal vs

Phoca vitulina compared with Sphingobacterium daejeonense

Key Differences

  • Common Seal is Near Threatened while is Not Evaluated.

Taxonomic Classification

Rank Common Seal
Kingdom Animalia (動物) Bacteria (Bacteria)
Phylum Chordata (脊索動物) Bacteroidota (バクテロイデス門)
Class Mammalia (哺乳類) Bacteroidia (バクテロイデス綱)
Order Pinnipedia (Seals & Sea Lions) Sphingobacteriales (スフィンゴバクテリウム目)
Family Phocidae (True Seals) Sphingobacteriaceae
Genus Phoca (Harbor Seals) Sphingobacterium
Species Phoca vitulina Sphingobacterium daejeonense

Conservation Status

Common Seal

NT — Near Threatened

Population: ~500.0K

Trend: Stable →

NE — Not Evaluated

Physical Characteristics

Attribute Common Seal
Diet Carnivore
Average Lifespan 30 years
Average Length 1.7 m
Average Weight 80.0 kg

Habitat & Geographic Range

Common Seal

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Found across Europe (7 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

Common Seal

最も広く分布する鰭脚類であるゴマフアザラシの近縁種・ゼニガタアザラシ(Phoca vitulina)は、北大西洋と北太平洋の温帯・亜北極沿岸に生息する。成体は最大130kgに達し、海での魚・イカ・甲殻類の捕食と海岸や岩場での休息にほぼ同じ時間を費やす。大きく表情豊かな目は低照度での水中視覚に適応している。シャチ・サメ・ホッキョクグマにとって重要な食料源である。

Sphingobacterium daejeonense は、韓国の大田近郊の土壌から最初に単離された黄色素を持つグラム陰性桿菌である。東アジアの温帯陸地土壌に生息し、様々な有機基質を分解する好気性化学有機栄養細菌として土壌微生物群集の多様性に貢献する。

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