Fly line
Scientific Anglers Sonar Sink 25 Cold Fly Fishing Line, Sinking Shooting Head for Coldwater, Fast Sink Tip Control
Scientific Anglers Sonar Sink 25 Cold Fly Fishing Line, Sinking Shooting Head for Coldwater, Fast Sink Tip Control

Scientific Anglers Sonar Sink 25 Cold Fly Fishing Line, Sinking Shooting Head for Coldwater, Fast Sink Tip Control

Fly line fly_line SKU: B017MWAZ8K
$99.95 on Amazon

The Scientific Anglers Sonar Sink 25 Cold is a specialized 25-foot extra-fast sinking shooting head designed specifically for coldwater steelhead and trout fishing. Its low-tangle design and floating running line maximize shooting distance while maintaining excellent control when swinging flies through deeper runs and pools. Perfect for Great Lakes tributaries when fish are holding in deeper water during cold conditions.

Right now on Steelhead Alley

17 of 31 Alley rivers fishing well right now — 5 in excellent shape.

spey swinging flies casting steelhead trout salmon
In context
Targets: Steelhead · Trout · Salmon

Common Questions

What kind of fishing is the Scientific Anglers Sonar Sink 25 Cold Fly Fishing Line, Sink... used for?

Scientific Anglers's fly line is set up for spey & two-hand, swinging flies, and spinners & spoons targeting steelhead, trout, salmon. Each technique has a dedicated guide on Steelhead Addiction with rigging walkthroughs and water-reading tips.

What fish species does the Scientific Anglers Sonar Sink 25 Cold Fly Fishing Line, Sink... work for?

This fly line is curated for steelhead, trout, salmon. The Steelhead Addiction species field guide has biology and Great Lakes-specific tactics for steelhead and the rest.

Where do I buy the Scientific Anglers Sonar Sink 25 Cold Fly Fishing Line, Sink...?

This product is fulfilled by Amazon — currently $99.95. SteelHead Addiction does not handle inventory, payments, or shipping; Amazon does. We curate the gear and pair it with live conditions context. Click "Buy on Amazon" to complete the purchase.

Are conditions good for fishing the Steelhead Alley right now?

17 of 31 Alley rivers fishing well right now — 5 in excellent shape. Live updates for all 31 rivers run every 15 minutes — see the full dashboard on Steelhead Addiction.

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Product Video

Key Specs

Length
25 ft
Sink Rate
Type 6
Taper
ST
Weight
3.2 oz

Features

  • + 25’ extra-fast sinking head with handling line
  • + For coldwater applications
  • + Low tangle design increases shooting distance
  • + Floating running line
  • + Braided multifilament core

Specifications

Brand Name
Scientific Anglers
Manufacturer
Scientific Anglers
UPC
840309121484
Global Trade Identification Number
00840309121484
Item Length
13 Inches
Item Weight
3.2 ounces
Unit Count
1.0 Count
Warranty Description
Contact Manufacturer
Best Sellers Rank
#223,088 in Sports & Outdoors (See Top 100 in Sports & Outdoors) #151 in Fly Line
ASIN
B017MWAZ8K
Customer Reviews
4.9 4.9 out of 5 stars (19)...
Material Type
Polyethylene
Strand Type
Braided
Fishing Line Type
Braided
Breaking Strength
13 Pounds
Line Weight
200 Grain
Color
Moss/Charcoal

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