SHARK VS SHARK

Dwarf lanternsharkvsWhitetip reef shark

Length, weight and bite evidence—plus context from a human, city bus and blue whale. Every number below carries its uncertainty with it.

LivingEtmopterus perryi×LivingTriaenodon obesus
QUICK VERDICT

Whitetip reef shark is about 10× longer by these reference values.

Whitetip reef shark uses a 2.13 m upper reference, compared with 0.21 m for Dwarf lanternshark. Whitetip reef shark's weight reference is about 92× heavier.

01

ON THE SAME SCALE

Human. Bus. Whale.
Pick your reference.

RELATIVE LENGTH · 0–24 METERS
ADwarf lanternsharkabout 0.21 m / 8.3 in
BWhitetip reef sharkreported to 2.13 m / 7 ft
REFAdult human1.8 m · about 80 kg

Length bars use upper comparison values and do not show body depth, tail proportion or typical adult size. A long thresher tail, for example, does not equal whale-shark body mass.

02

THE NUMBERS

Side by side.

MeasureDwarf lanternsharkWhitetip reef shark
Length referenceabout 0.21 m / 8.3 inreported to 2.13 m / 7 ft
Weight referencerough reference about 0.2 kg / 0.4 lbreported near 18.3 kg / 40 lb
Bite forceNo dependable maximum foundUnknownNo dependable maximum foundUnknown
HabitatDeep Caribbean slopesTropical Indo-Pacific reefs
DietSmall crustaceans and fishesOctopus, fishes and crustaceans
03

WHAT THE DATA CAN SAY

Size is not the whole animal.

Length and weight

Dwarf lanternshark is represented by about 0.21 m / 8.3 in; Whitetip reef shark by reported to 2.13 m / 7 ft. Tiny sample sizes make the exact maximum provisional. The species is usually smaller than its reported maximum.

Bite evidence

Dwarf lanternshark: No standardized maximum is available. Whitetip reef shark: No standardized maximum is used.

Living versus extinct

Both species are living, but record-sized individuals are rare. These upper references should not be read as normal adult size.

Ecology changes the matchup

One of the smallest known sharks also produces light. Its slim body lets it hunt inside reef crevices.

04

TRACE THE CLAIMS

Sources and limits.

Dwarf lanternsharkSmithsonian OceanWhitetip reef sharkFlorida MuseumHow we standardize comparisonsRead the methodology →