Dover Sole
Microstomus pacificus
Also known as: Slime Sole; Rubber Sole
Size & Weight
Average Length
18.0"
Max Length
30.0"
Average Weight
1.5 lbs
Max Weight
10.0 lbs
Lifespan
56 years
Habitat
Depth Range
60 - 4800 ft
Water Temp
40-48°F
Muddy bottoms; deep water; continental slope
Behavior
Spawning Season
Year-round
Migration: Generally sedentary; deep water
Diet: Worms; brittlestars; small crustaceans
Fishing Tips
PNW Season
Year-round
Techniques: Commercial trawling; rarely recreational
Best Bait: Cut bait; worms
Eating Quality
Edibility
Fair
Soft; mushy texture (improves if bled/iced quickly)
Fun Facts
Produces copious slime; very deep dwelling; commercial species; soft flesh
How to Identify
Dark brown upper side; white underside; found at depth 400-5000+ feet; small mouth; fine white flesh
Commonly Confused With
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Official Resources
Sources: WDFW; NOAA
Change History (Last updated Feb 02, 2026 at 10:33 AM)
| Date | Change | Old Value | New Value |
|---|---|---|---|
| Feb 02, 2026 10:33 AM | Updated Avg Length | — | 18.0 |