common bubble snail vs Common Funnel

Akera bullata compared with Infundibulicybe gibba

Taxonomic Classification

Rank	common bubble snail	Common Funnel
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Basidiomycota (Club Fungi)
Class	Gastropoda (Gastropoda)	Agaricomycetes (Mushrooms)
Order	Aplysiida (Aplysiida)	Agaricales (Gilled Mushrooms)
Family	Akeridae	Tricholomataceae
Genus	Akera	Infundibulicybe
Species	Akera bullata	Infundibulicybe gibba

Conservation Status

common bubble snail

LC — Least Concern

Common Funnel

LC — Least Concern

Physical Characteristics

Attribute	common bubble snail	Common Funnel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

common bubble snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

Common Funnel

Habitat

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

Range

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

common bubble snail

The common bubble snail (<em>Akera bullata</em>) is a marine gastropod mollusc found in the coastal waters of Denmark, Norway, Portugal, and Sweden. This species typically inhabits terrestrial and aquatic environments including forests and freshwater-adjacent marine areas, often occurring in shallow subtidal and intertidal zones of temperate European seas. It is classified as Least Concern on the IUCN Red List. As a member of the family Akeridae, the common bubble snail is characterized by its thin, fragile shell and its ability to swim briefly by flapping its large, wing-like parapodia. The species often forages on algae and detritus in sandy and muddy seafloor habitats, particularly in sheltered bays and estuaries. The common bubble snail typically aggregates in large numbers during the spawning season, producing gelatinous egg masses. Biological traits of this species remain poorly documented in the scientific literature.

Common Funnel

<em>Infundibulicybe gibba</em>, commonly known as the common funnel, is a saprotrophic fungus in the family Tricholomataceae. It has been documented in Denmark, Norway, Sweden, and the United States, and is known to occur more broadly across temperate regions of the Northern Hemisphere. The species typically inhabits forest floors and areas with decomposing wood and leaf litter, where it plays a key role in breaking down organic matter and recycling nutrients. <em>Infundibulicybe gibba</em> produces characteristic funnel-shaped fruiting bodies, typically pale buff to pinkish-tan in color, with deeply decurrent gills running down the stipe. It is assessed as Least Concern, reflecting its wide distribution and occurrence across a variety of woodland habitats. The common funnel is a common and recognizable species in temperate forests throughout its range. Biological traits of this species remain poorly documented in the scientific literature. As a saprotroph, it contributes to decomposition processes in forest ecosystems and is often found growing in arcs or rings in leaf litter and grassy clearings within woodland areas.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden