Shiner Surfperch
Cymatogaster aggregata
Shiner Surfperch is a small, silvery surfperch of the northeast Pacific, common in calm bays, eelgrass beds, and surf-zone edges. It is a live-bearing fish that feeds on small crustaceans and worms and is often encountered in schools.
Identification points
- Slender, deep-bodied surfperch with a bright silvery side sheen
- Small mouth set low on the head and a blunt snout
- Distinct dark spot at the upper base of the tail and faint vertical barring on the sides
Habitat
Shallow nearshore saltwater habitats including eelgrass beds, kelp edges, estuaries, protected bays, jetties, and surf-zone margins from the intertidal down to moderate depths.
Bait notes
Small pieces of sand shrimp, ghost shrimp, mussel, clam, bloodworm, or marine worm work well; tiny hooks and fine leaders help. Small baitfish-style soft plastics, grubs, and beetle-spin type lures can also take fish when they are feeding actively.
Behavior
A schooling, opportunistic feeder that picks amphipods, mysids, shrimp, polychaete worms, and small clams from the bottom and vegetation. It is active in cool coastal waters and can be abundant around structure and moving tidewater.
Caution
Edible but small-boned; local consumption advisories should be checked for coastal contaminants in bays and harbors. Handle with care to avoid slime loss and fin punctures; no major venomous or tooth hazards are known.
Fishing notes
Fish light tackle with a small sliding sinker or split-shot rig near eelgrass edges, harbor mouths, pilings, and sandy drop-offs. Slow retrieves and subtle bottom presentations often outfish fast action; they are commonly caught incidentally while targeting other surfperch.