Basking shark vs Brown Cobblestone Lichen

Rhincodon typus compared with Acarospora fuscata

Key Differences

Basking shark is Endangered while Brown Cobblestone Lichen is Least Concern.

Taxonomic Classification

Rank	Basking shark	Brown Cobblestone Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Chondrichthyes (Cartilaginous Fish)	Lecanoromycetes (Lecanoromycetes)
Order	Lamniformes (Mackerel Sharks)	Acarosporales (Acarosporales)
Family	Rhincodontidae (Whale Sharks)	Acarosporaceae
Genus	Rhincodon (Whale Sharks)	Acarospora
Species	Rhincodon typus	Acarospora fuscata

Conservation Status

Basking shark

EN — Endangered

Trend: Decreasing ↓

Brown Cobblestone Lichen

LC — Least Concern

Physical Characteristics

Attribute	Basking shark	Brown Cobblestone Lichen
Diet	Omnivore	—
Average Lifespan	100 years	—
Average Length	12.0 m	—
Average Weight	20.0 t	—

Habitat & Geographic Range

Basking shark

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Chile, Portugal, Taiwan, and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Cobblestone Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, and United States.

Basking shark

The world's largest fish, whale sharks can exceed 12 meters and 20 tonnes, inhabiting tropical and warm temperate oceans worldwide. Despite their massive size, they are harmless filter feeders, consuming plankton, fish eggs, and small fish by swimming open-mouthed through prey-dense water. They undertake vast seasonal migrations following plankton blooms. Endangered due to fishing, boat strikes, and the live fin trade, with population declining by approximately 50% over the past 75 years.

Brown Cobblestone Lichen

The Brown Cobblestone Lichen (Acarospora fuscata) is a species in the genus Acarospora. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.