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How to catch Big-scale sand smelt

Atherina boyeri Risso, 1810

About Big-scale sand smelt fishing

The big-scale sand smelt is a small schooling fish belonging to the family Atherinidae, characterised by an elongated and slender body, large eyes, and a forked caudal fin. Growing up to twenty centimetres in total length, this euryhaline species thrives in shallow coastal waters, estuaries, salt marshes, and inland lagoons with varying salinity. It exhibits an amphidromous migration pattern and feeds primarily on zooplankton, small crustaceans, polychaete worms, and molluscs. Spawning occurs across the warmer months in shallow vegetated areas where eggs attach to filamentous algae. While primarily exploited by commercial fisheries using seines and small-mesh nets, it also serves widely as live bait for larger predatory marine species.

  • Difficulty

    Medium

  • Average size

    12 cm

  • Market value

    High

  • Habitat

    Freshwater, Brackish, Saltwater

  • Season

    Spring, Summer, Autumn

  • Also known as

    Black sea silverside, Boyer's sand smelt

Big-scale sand smelt

Caudal shape

Forked caudal fin shape helps identify the species.

Pelvic-fin position

Abdominal pelvic-fin position distinguishes it from many other fish.

Lateral stripe

Distinct silvery lateral stripe running along the flank.

Big-scale sand smelt fishing facts

Characteristics

  • Typical size

    12 cm (max 20 cm TL )

  • Typical weight

    0.2 kg (max 0.1 kg )

  • Preferred temperature

    13.9–21 °C

  • Depth

    2–50 m

  • Longevity

    4 years

  • Body shape

    Elongated

  • Commercial?

  • Vulnerability score

    43.9

Best hours

  • Dawn

    First light

    Low

  • Morning

    After sunrise

    Peak

  • Midday

    High sun

    Peak

  • Afternoon

    Late day

    Active

  • Dusk

    Last light

    Low

  • Night

    After dark

    Low

When to fish for Big-scale sand smelt

01
January
02
February
03
March
04
April
05
May
06
June
07
July
08
August
09
September
10 Now
October
11
November
12
December

How to catch Big-scale sand smelt

Tips for catching Big-scale sand smelt

Anglers targeting the big-scale sand smelt usually focus on shallow coastal zones, sheltered estuarine areas, and lagoon margins where large schools congregate during the warmer months. Light tackle is essential, employing fine lines and small hooks baited with tiny morsels of marine worms or bread to match their natural diet. Float fishing at mid-depths near weed beds or structures yields consistent results during daylight hours when these fish actively feed near the surface. They are also frequently captured with small lift nets or fine mesh traps when harvested specifically for use as live bait on larger lines.

Other names for Big-scale sand smelt

Local and alternate names anglers use for Big-scale sand smelt.

  • Big-scale sand smelt
  • Boyer's sand smelt
  • Black sea silverside

Best equipment to catch Big-scale sand smelt

Compare fishing methods for Big-scale sand smelt — sized kit for each technique.

Note: Typical fish is 0.2 kg Our algorithm will suggest the best equipment for you based on this weight.

Best lures and baits for Big-scale sand smelt

Ranked lures and natural baits from every method, best first.

How Big-scale sand smelt migrates — Amphidromous

Moves between fresh and salt water during its life, but not specifically to spawn. Fish the estuary and the lower river.

How Big-scale sand smelt migrates — Amphidromous 1. Eggs: Spawned at sea or along the coast. 2. Larvae: Drift inshore with the currents. 3. Juveniles: Move into estuaries, lagoons and fresh water to feed and grow. 4. Adults: Return to the sea to mature and spawn.
Fresh water Estuary Sea

1 Eggs

Sea

Spawned at sea or along the coast.

2 Larvae

→ Estuary

Drift inshore with the currents.

3 Juveniles

Fresh water

Move into estuaries, lagoons and fresh water to feed and grow.

4 Adults

→ Sea

Return to the sea to mature and spawn.

The crossing is for feeding and growth, not to spawn.

Hover or tap a number to read each stage.

Diet and behavior of Big-scale sand smelt

  • Diet

    Carnivore

  • Feeds by

    Hunts animals

  • Hunts

    Morning · Midday

  • Main prey

    Plankton

Prey and predators of Big-scale sand smelt

Prey is what Big-scale sand smelt eats. Predators are the animals that eat it.

That is how it feeds, and how it is hunted.

Prey

What it eats

Predators

What hunts it

Fish

  • Alosa brashnikovi juv./adults
  • Alosa fallax juv./adults
  • Dicentrarchus labrax juv./adults
  • Ponticola bathybius juv./adults
  • Sander lucioperca juv./adults
  • Silurus glanis juv./adults
  • Trachurus trachurus juv./adults
  • Uranoscopus scaber juv./adults

Where Big-scale sand smelt lives

Lives on or just above the bottom. Work jigs, bait, and lures along the seabed.

Habitats
Freshwater, Brackish, Saltwater
Depth zone
Sublittoral
Continental shelf · 2–50 m
Water column
Demersal
On or near the bed

Where this species lives