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How to catch Tench

Tinca tinca (Linnaeus, 1758)

About Tench fishing

The tench is a heavy-bodied freshwater cyprinid distinguished by its thick, slimy skin, small embedded scales, a truncated caudal peduncle, and a pair of small barbels at the corners of its mouth. It typically reaches a common length of 20 cm and a maximum length of 70 cm SL, with a maximum weight of 7.5 kg. Its coloration ranges from olive-green to dark bronze with subtle golden belly reflections and bright orange-red eyes. It inhabits slow-moving lowland rivers, shallow eutrophic lakes, and backwaters featuring dense aquatic vegetation and soft mud or clay bottoms. Tolerant of low oxygen levels, this bottom-dwelling species feeds primarily on detritus, molluscs, and benthic invertebrates, particularly chironomid larvae and snails. Spawning occurs in shallow, weed-rich waters during the warmer months, and the species is widely appreciated by amateur sport anglers across Europe for its fighting strength when hooked.

  • Difficulty

    Medium

  • Average size

    20 cm TL

  • Habitat

    Freshwater, Brackish

  • Season

    Spring, Summer, Autumn

  • Also known as

    Doctor fish, Doctor-fish, Green tench

Tench

Maxillary barbels

Small single barbel at each corner of the mouth.

Deep caudal peduncle

Characteristic deep and short caudal peduncle.

Orange-red eye

Small eye with distinctive orange-red iris.

Tench fishing facts

Characteristics

  • Typical size

    20 cm TL (max 70 cm SL )
  • Typical weight

    1.2 kg (max 7.5 kg )
  • Depth

    1–50 m
  • Longevity

    20 years
  • Body shape

    Fusiform / Normal
  • Vulnerability score

    58.4

Best hours

  • Dawn

    First light

    Peak
  • Morning

    After sunrise

    Active
  • Midday

    High sun

    Low
  • Afternoon

    Late day

    Low
  • Dusk

    Last light

    Peak
  • Night

    After dark

    Peak

When to fish for Tench

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 Tench

Tips for catching Tench

Targeting tench successfully requires a careful approach to tackle and venue selection, focusing on still or slow-moving waters with soft silt beds and heavy weed growth. Because these fish feed predominantly near the bottom on aquatic invertebrates and molluscs, presenting baits close to vegetation margins or clear patches in the weed yields the best results. Feeder fishing using a quiver-tip rod or traditional float fishing with a loaded waggler allows anglers to present baits accurately over a bed of groundbait, pellets, and particles. Effective presentations include sweetcorn, red maggots, worms, and small boilies or pellets that imitate natural benthic food sources. Tench are notoriously cautious feeders and often active during low-light conditions or through the night, so dawn and dusk sessions during the summer months generally produce the most consistent catches.

Other names for Tench

Local and alternate names anglers use for Tench.

  • Tench
  • Doctor-fish
  • Green tench
  • Doctor fish

How Tench migrates — Potamodromous

Migrates within rivers and lakes only. Fish upstream runs and seasonal lake movements, not saltwater.

How Tench migrates — Potamodromous 1. Eggs: Laid on gravel or weed upstream or in flooded shallows. 2. Larvae: Fry drift or swim down to slower water. 3. Adults: Feed in the main river or lake. 4. Spawners: Move upstream or into the shallows to spawn.
Upstream Main river or lake

1 Eggs

Upstream

Laid on gravel or weed upstream or in flooded shallows.

2 Larvae

→ Main river or lake

Fry drift or swim down to slower water.

3 Adults

Main river or lake

Feed in the main river or lake.

4 Spawners

→ Upstream

Move upstream or into the shallows to spawn.

The whole cycle stays in fresh water.

Hover or tap a number to read each stage.

Diet and behavior of Tench

Prey and predators of Tench

Prey is what Tench 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

  • Esox lucius juv./adults
  • Sander lucioperca juv./adults
  • Silurus glanis juv./adults

Where Tench lives

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

Habitats
Freshwater, Brackish
Depth zone
1–50 m
Water column
Demersal
On or near the bed

Where this species lives