Coalman vs common bottlenose dolphin

Tricholoma portentosum compared with Tursiops truncatus

Key Differences

Coalman is Data Deficient while common bottlenose dolphin is Least Concern.

Taxonomic Classification

Rank	Coalman	common bottlenose dolphin
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Cetacea (Whales & Dolphins)
Family	Tricholomataceae	Delphinidae (Oceanic Dolphins)
Genus	Tricholoma	Tursiops (Bottlenose Dolphins)
Species	Tricholoma portentosum	Tursiops truncatus

Conservation Status

Coalman

DD — Data Deficient

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Coalman	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Coalman

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Found across Europe (5 countries) and North America (United States).

common bottlenose dolphin

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 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Coalman

Tricholoma portentosum, commonly called the coalman or soapy knight, is a large, prized edible mushroom in the family Tricholomataceae forming ectomycorrhizal associations with conifers, especially pines and spruces, across temperate forests of Europe and North America. The fruiting body features a grey to blackish fibrous cap 6–12 centimeters in diameter with a wavy, often undulating margin, white to pale yellow gills with a slightly soapy odour, and a white stem with grey streaks. It typically fruits in autumn in pine forests and mixed coniferous-deciduous woodland, where its underground mycorrhizal network supports tree health and nutrient uptake. Tricholoma portentosum is considered a fine edible species in several European countries, particularly in Spain, Poland, and Italy, where it is collected commercially and sold in markets. The genus Tricholoma contains numerous similar grey or silvery species, making field identification challenging and requiring careful attention to habitat, odour, and microscopic features. The species is classified as Data Deficient by the IUCN, reflecting insufficient baseline population data to determine whether it is declining. Broader declines in fruiting body abundance of ectomycorrhizal fungi across Europe have been documented through long-term monitoring, attributed primarily to atmospheric nitrogen deposition altering forest nitrogen dynamics.

common bottlenose dolphin

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.