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How to catch Achondrostoma asturicense

Achondrostoma asturicense Doadrio, Casal-López & Perea, 2023

About Achondrostoma asturicense fishing

Achondrostoma asturicense is a tiny freshwater fish belonging to the family Leuciscidae, native to oligotrophic streams and lakes in the western Cantabrian mountains of Spain. It features a fusiform, streamlined body shape with a standard length reaching up to 8 centimetres and a delicate frame weighing only a few grams. The species typically inhabits clear, shaded waters rich in aquatic vegetation, feeding on small benthic organisms and plant matter. Breeding takes place during the spring and summer months in shallow river margins. Due to its restricted range, endangered conservation status, and small stature, it is of no commercial interest and is rarely targeted by recreational anglers.

  • Difficulty

    Medium

  • Average size

    6.5 cm

  • Habitat

    Freshwater

  • Season

    Spring, Summer, Autumn

Achondrostoma asturicense

Low caudal peduncle

Low caudal peduncle distinguishes this species from related cyprinids.

Lateral stripe

Faint dark horizontal stripe running along the flank.

Subterminal mouth

Subterminal mouth structure typical of benthic-grazing cyprinids.

Achondrostoma asturicense fishing facts

Characteristics

  • Typical size

    6.5 cm (max 8.3 cm SL )

  • Typical weight

    0.2 kg (max 0 kg )

  • Body shape

    Fusiform / Normal

  • Vulnerability score

    25.7

Best hours

  • Dawn

    First light

    Low

  • Morning

    After sunrise

    Peak

  • Midday

    High sun

    Active

  • Afternoon

    Late day

    Peak

  • Dusk

    Last light

    Low

  • Night

    After dark

    Low

When to fish for Achondrostoma asturicense

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 Achondrostoma asturicense

Tips for catching Achondrostoma asturicense

Angling for this protected micro-endemic is virtually nonexistent due to its endangered conservation status and tiny size, but if encountered during scientific surveys or general coarse fishing in its native Spanish river basins, it can be approached with ultra-light tackle. Fine lines, small hooks baited with tiny fragments of worms or maggots, and delicate float presentations work best in shallow, slow-moving marginal currents or shaded pool margins during warm daylight hours. Because populations are fragile and heavily impacted by habitat fragmentation, any accidental catches should be immediately unhooked and returned unharmed to the water.

Best equipment to catch Achondrostoma asturicense

Compare fishing methods for Achondrostoma asturicense — 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 Achondrostoma asturicense

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

Where Achondrostoma asturicense spends the year — Non-migratory

Stays in the same waters year-round. Look for it on the same grounds rather than timing a run.

Where Achondrostoma asturicense spends the year — Non-migratory 1. Eggs: Laid on the home grounds. 2. Juveniles: Grow up close by. 3. Adults: Keep to a small home range. 4. Spawners: Spawn on the same grounds, with only short moves.
Same water all year

1 Eggs

Same water all year

Laid on the home grounds.

2 Juveniles

Same water all year

Grow up close by.

3 Adults

Same water all year

Keep to a small home range.

4 Spawners

Same water all year

Spawn on the same grounds, with only short moves.

Hover or tap a number to read each stage.

Diet and behavior of Achondrostoma asturicense

  • Diet

    Carnivore

  • Hunts

    Morning · Afternoon

Where Achondrostoma asturicense lives

Lives near the bottom but swims in the water just above it. Cover the lower column, not only the mud.

Habitats
Freshwater
Depth zone
Depth not recorded
Water column
Benthopelagic
Just above the bed

Where this species lives