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Blobfish (Psychrolutes marcidus)

Bony fish · Scorpaeniformes · Psychrolutidae

Blobfish

Psychrolutes marcidus

Not Evaluated

It has not yet been assessed against the IUCN criteria.

Spotted something wrong?

The blobfish is a scorpaeniform fish of the family Psychrolutidae. Because of the inaccessibility of its habitat it has rarely been photographed in the wild.

Size

20 cm – 30 cm

Diet

Carnivore

Feeds mainly on other animals.

Social structure

Solitary

Lives and hunts alone, joining others only to breed.

2countries

AI-generated images: illustrations, not photographs.

Fun facts

  • GeneralIn its own habitat it looks perfectly ordinary: the famously gelatinous face is what decompression does to it on the way to the surface.
  • In 2013 it was voted the world's ugliest animal in a poll run by the Ugly Animal Preservation Society, to draw attention to threatened species that lack charisma.
  • It has hardly any muscle or skeleton: its gelatinous flesh, slightly less dense than water, lets it hover over the bottom without expending energy and without a swim bladder.
  • Its gelatinous, drooping appearance is an artefact of the surface: at the pressure of its own habitat it is shaped like an ordinary fish, and it only deforms when hauled up quickly by the sudden drop in pressure.
  • It has no swim bladder; instead its flesh is a gelatinous mass slightly less dense than water, which lets it hover above the bottom without spending energy on swimming.
  • It has very little muscle, which costs it nothing because it feeds on whatever drifts past, mainly bottom-living crustaceans.

Life cycle and biology

Skeleton type
Vertebrate - internal bony skeleton (bony fish)
Habitat and environment
Continental slope bottoms (600-1,200 m)
Litter / clutch size
Recent studies suggest that the female lays thousands of pink eggs in nests on the sea floor and may stay beside them guarding them

Sources consulted: Wikipedia (es): Psychrolutes marcidus · Sintesis sobre Psychrolutidae y observaciones recientes en aguas australianas · FishBase, Psychrolutes marcidus (May & Maxwell 1986) · FishBase, Psychrolutes marcidus · FishBase · ficha de especie de Psychrolutes marcidus

Where to find it

Best time: It lives between 600 and 1,200 m deep on the continental slope of south-eastern Australia, Tasmania and New Zealand, where the pressure is 60 to 120 times that at the surface

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Related species

Other species in the catalogue with the most in common with Blobfish — same habitat, park, country, tags or family.

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Keep exploring

Based on what we already know about blobfish.

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See full glossary
Ocean
CarnivoreSolitaryFishOcean
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CountriesAustralia
TagsCarnivore
Australia
New Zealand