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Lobetooth piranha (Pygopristis denticulata) — Serrasalmidae

Lobetooth piranha

Pygopristis denticulata
Family: Serrasalmidae

The Lobetooth piranha (Pygopristis denticulata) is a freshwater fish of the family Serrasalmidae that grows up to 22 cm.

Length
21.5 cm
Water
Freshwater
Behaviour
Schooling
Body shape
Flat / disc-shaped
Substrate
Mixed bottom
Danger
May bite
Range
South America: Brazil, French Guiana, Guyana, Suriname, Venezuela
Edibility
Commonly eaten

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Description

The Lobetooth piranha is a true piranha (Serrasalmidae) from fresh water of the Amazon, Orinoco and Guiana region in South America. The species grows to about 21 cm and has a deep, laterally compressed, silvery body with powerful jaws full of razor-sharp, triangular teeth. It has lobe-shaped teeth and is less predatory than other piranhas, with a more mixed diet. As a schooling predator it hunts fish, crustaceans and carrion in rivers and bites chunks of flesh from prey with its sharp teeth. Attacks on humans are rare, but the bite can inflict a serious wound; handle with care.

Frequently asked questions

How do you recognise the Lobetooth piranha?

The Lobetooth piranha has a flattened, disc-shaped body and is mainly silver-grey. Can bite with sharp teeth or powerful jaws; handle with care.

Where does the Lobetooth piranha live?

The Lobetooth piranha lives in fresh water and is mostly found around mixed bottom. South America: Brazil, French Guiana, Guyana, Suriname, Venezuela

How big does the Lobetooth piranha get?

The Lobetooth piranha grows to a maximum of about 22 cm.

Is the Lobetooth piranha dangerous to humans?

The Lobetooth piranha can bite, but is otherwise not dangerous to humans. Keep fingers and toes away from the mouth; the piranha has razor-sharp, triangular teeth and can take out a chunk of flesh. For a bite: rinse the wound with clean water, apply firm pressure to stop bleeding and cover with a sterile dressing; always have a deep wound assessed medically and check tetanus status.

Is the Lobetooth piranha edible?

Yes, the Lobetooth piranha is commonly eaten.

More photos

Lobetooth piranha (Pygopristis denticulata) — Serrasalmidae — 2
Wikimedia Commons — Clinton & Charles Robertson (CC BY 2.0)
Lobetooth piranha (Pygopristis denticulata) — Serrasalmidae — 3
iNaturalist ((c) Nelson Wisnik, some rights reserved (CC BY-NC))
Lobetooth piranha (Pygopristis denticulata) — Serrasalmidae — 4
Wikimedia Commons — C. Haas (Public domain)
Lobetooth piranha (Pygopristis denticulata) — Serrasalmidae — 5
IPBio - Reserva Jutuarana (CC BY-NC 4.0) via GBIF — iNaturalist
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All data

Identification

English name
Lobetooth piranha sourced
Scientific name
Pygopristis denticulata
Family
Serrasalmidae
Other names
Lobetoothed piranha; Pirambeba verified

Appearance

Size class
Medium verified
Max length (cm)
21.5 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Silver / grey sourced
Tail shape
Forked inferred

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
South America: Brazil, French Guiana, Guyana, Suriname, Venezuela sourced
Origin
Native inferred

Behaviour & biology

Social behaviour
Schooling sourced
Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Can bite with sharp teeth or powerful jaws; handle with care. inferred

For anglers

Edibility
Commonly eaten inferred
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
May bite verified
First aid
Keep fingers and toes away from the mouth; the piranha has razor-sharp, triangular teeth and can take out a chunk of flesh. For a bite: rinse the wound with clean water, apply firm pressure to stop bleeding and cover with a sterile dressing; always have a deep wound assessed medically and check tetanus status. sourced

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

More from the family Serrasalmidae

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