San Francisco's canned mackerel aisle is a niche shelf with only a handful of brands: 4 products from 2 brands across 2 grocers. fishwife owns the most shelf — 50% of SKUs, ahead of patagonia provisions. The shelf leans dairy-free — 50% of SKUs carry that claim. Verdict: niche — a boutique shelf — only a handful of brands (opportunity 65/100).
brands by share of the canned mackerel shelf.
the claims products on this shelf lead with — share of SKUs carrying each.
store-brand share: 0% · scores 0–100.