Mossy MO23012 Fillet Knife
- Fillet Knife
- 1
- Blue
- 4 inches
- More reviewed than 62%
A compact 4 inch fillet knife with sheath, suited to smaller fish and precision cuts rather than long fillet strokes on large catches.
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How it ranks among the 74 fillet knifes we track
4.5★ across 505 Amazon ratings, Bayesian-smoothed toward the category average.
505 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
900+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 74 fillet knifes we track - how the scorecard works · full fillet knifes data report. Confidence: high - strong rating volume and complete data.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
A Mossy fillet knife with a 4 inch blade in blue, sold with a sheath included. Sized for smaller fish and detail work rather than large game processing.
A 4 inch blade is on the shorter end for fillet knives, which trades reach for control on smaller fish and tighter cuts like trimming and skinning rather than breaking down large fillets in long strokes. Including a sheath covers basic blade storage and safety without needing a separate purchase.
- 4 inch blade length
- Sheath included
- Blue color
- Single piece
Who it's for
Anglers who mainly clean smaller fish and want a compact knife for detail cuts. Larger fish or high volume fillet work will suit a longer blade better.
Strengths and trade-offs
Drawn from this product's published specifications.
- 4 inch blade suits control and detail cuts
- Sheath included for storage and safety
- Compact size is easy to pack in a tackle bag
- Short blade means more strokes on larger fillets
- Attribute data does not specify blade steel type
Performance notes
The short 4 inch blade favors control over reach, useful for skinning, trimming, and working around bones on smaller fish, though it will take more strokes to fillet a large fish than a longer blade would.
Specifications
| Brand | Mossy |
|---|---|
| Model | MO23012 |
| Pieces | 1 |
| Color | Blue |
| Size | 4 inches |
| Special | Sheath |
How it compares
This product against the closest alternatives we track in fillet knifes.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Mossy MO23012 Fillet KnifeThis product | 4.5 / 5 | 505 | 4.2 / 5 |
| HOSHANHO 7 inch Fillet KnifeHOSHANHO | 4.7 / 5 | 3,900 | 4.5 / 5 |
| BUBBA 1095705 Fillet KnifeBubba | 4.7 / 5 | 6,300 | 4.4 / 5 |
| KastKing Fishing Knives-3 Fillet KnifeKastKing | 4.6 / 5 | 2,700 | 4.4 / 5 |
| Rapala BPFNF6SH1 Fillet KnifeRapala | 4.7 / 5 | 2,300 | 4.3 / 5 |
Similar fillet knifes from other brands
Questions about the Mossy MO23012
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
Does the Mossy fillet knife come with a sheath?
Yes, a sheath is included.
How long is the blade?
4 inches.
Is this sized for large fish?
It is a compact blade better suited to smaller fish and detail cuts than long fillets on large catches.