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Ohio lamprey (Ichthyomyzon bdellium) — Petromyzontidae

Ohio lamprey

Ichthyomyzon bdellium
LC · Least Concern

The Ohio lamprey (Ichthyomyzon bdellium) is a freshwater fish of the family Petromyzontidae that grows up to 30 cm.

Length
30 cm
Water
Freshwater
Diet
Carnivore
Behaviour
Solitary
Body shape
Snake-like
Substrate
Sand / mud bottom
Danger
Harmless
Range
North America; smaller upland rivers.
Edibility
Not eaten

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Description

The Ohio lamprey is a lamprey (Petromyzontidae), a jawless, primitive fish from North America. The species has an eel-shaped, scaleless body without jaws, with a round sucker mouth full of horny teeth and a continuous dorsal fin. Adults live as parasites and attach with the sucker mouth to other fishes to suck blood and tissue. It inhabits smaller, upland rivers and spawns there on gravel beds. The species is harmless to humans.

Frequently asked questions

How do you recognise the Ohio lamprey?

The Ohio lamprey has a snake-like body, is mainly brown and shows a plain pattern. Jawless lamprey with a round sucking mouth; adults parasitise fishes.

Where does the Ohio lamprey live?

The Ohio lamprey lives in fresh water and is mostly found around sand or mud bottom. North America; smaller upland rivers.

How big does the Ohio lamprey get?

The Ohio lamprey grows to a maximum of about 30 cm. On average the species is around 19 cm.

Is the Ohio lamprey dangerous to humans?

No, the Ohio lamprey is harmless to humans. None required: this species is harmless to humans.

Is the Ohio lamprey edible?

The Ohio lamprey is not usually eaten.

More photos

Ohio lamprey (Ichthyomyzon bdellium) — Petromyzontidae — 2
iNaturalist ((c) Nick Tobler (Cowturtle), some rights reserved (CC BY))
Ohio lamprey (Ichthyomyzon bdellium) — Petromyzontidae — 3
iNaturalist ((c) Zakqary Roy, some rights reserved (CC BY))
Ohio lamprey (Ichthyomyzon bdellium) — Petromyzontidae — 4
iNaturalist ((c) Oscar Upson, some rights reserved (CC BY-NC))
Ohio lamprey (Ichthyomyzon bdellium) — Petromyzontidae — 5
iNaturalist ((c) Marcus Rosten, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Ohio lamprey verified
Scientific name
Ichthyomyzon bdellium
Family
Petromyzontidae
Other names
Ohio lamprey verified

Appearance

Size class
Medium verified
Max length (cm)
30.0 verified
Average length (cm)
19.1 verified
Body shape
Snake-like sourced
Dominant colour
Brown inferred
Pattern
Plain inferred
Tail shape
Rounded inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
North America; smaller upland rivers. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
As a parasite, blood and tissue of other fishes sourced
Social behaviour
Solitary inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
levensduur_max_jaar
1.0 verified
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Jawless lamprey with a round sucking mouth; adults parasitise fishes. sourced

For anglers

Edibility
Not eaten sourced
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
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Ichthyomyzon

More from the family Petromyzontidae

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