Northern pike (Esox lucius)

How a Northern pike sees your lure

Which lure colour a Northern pike can actually see, at your depth and in your water. 2 cone types, peak 615 nm. Ranked contrast for 54 colours.

Esox lucius · pike · jack

Measured for this species

Cone peaks are direct measurements for this species. The rest of the model — water optics, contrast, detection distance — is still an estimate, and none of it predicts whether a fish will strike. Its retina uses the A2 (porphyropsin) chromophore, which pushes its long-wavelength sensitivity well to the red of what an A1 retina would give. Many freshwater fish shift the A1/A2 ratio with season and temperature, so real sensitivity drifts through the year. Pike are ambush hunters with unusually good acuity for a freshwater fish, so the detection distances here are on the optimistic end of the catalogue.

Spectral sensitivity

Cone peaks λmax Chromophore
Medium 535 nm A2
Long 615 nm A2
Rod 535 nm A2

Rods do the work at dawn, dusk and night — which is when most people fish.

Lure table

Ranked by how much each colour stands out to a Northern pike in these conditions. — Clear, 4 m.

Colour Contrast Seen from Fish view
1 White
98
5.3 m Buy now
2 Chartreuse / white Fluorescent finish
97
5.3 m Buy now
3 Glow Glow finish — not modelled
97
5.3 m Buy now
4 Chartreuse Fluorescent finish
96
5.3 m Buy now
5 Bone
96
5.2 m Buy now
6 Silver holographic Metallic finish
94
5.2 m Buy now
7 Pink / white Fluorescent finish
92
5.3 m Buy now
8 Clown
92
5.3 m Buy now
9 Sexy shad
92
5.3 m Buy now
10 Yellow
92
5.1 m Buy now
Stands out least
Black / blue
36
2.8 m
Junebug
33
2.3 m
Black
31
2.2 m
Purple / black
28
2.2 m

Contrast quoted at 1.0 m viewing distance. · Light that survives best here: 580 nm

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Get these colours

The three that came out on top, searched on your own Amazon. The ranking above is worked out from the water and the fish, before any of these links exist.

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Gear this page implies

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What this water lets through

A healthy reservoir on a settled week. A white plate disappears around 4.5 m.

1 m 4 m 12 m 400450500550600650700
K_d is the diffuse attenuation of the light coming down; c is the beam attenuation along the line of sight. Confusing the two is the classic error in this field.

Water types

Clear Slight stain Stained Tannic

Target species

Largemouth bass Micropterus salmoides Muskellunge Esox masquinongy European perch Perca fluviatilis Yellow perch Perca flavescens Barbel Barbus barbus Smallmouth bass Micropterus dolomieu Bluegill Lepomis macrochirus Brown trout Salmo trutta

Questions people actually ask

Can a Northern pike see colour?

Yes, but only just. It has 2 cone types, peaking at 535 nm, 615 nm, so it has a single dimension of hue where a human has 2.

Where does this data come from?

Direct microspectrophotometry, ERG or behavioural spectral sensitivity for this species.

Sources

Open the calculator · Method and sources