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Otvori aplikacijuOpis
Rutilus rutilus, commonly known as the Roach, is a widespread freshwater fish of the family Cyprinidae. It is a schooling fish, typically found in slow-moving or still waters across much of Europe and parts of Asia. Known for its adaptability, it can thrive in a variety of aquatic environments, from large rivers and lakes to smaller ponds and canals. The Roach is an important component of many freshwater ecosystems, serving as both a consumer of invertebrates and plant matter, and a prey item for larger piscivorous fish and birds. Its robust nature and widespread distribution make it a common target for recreational anglers.
Fizičke karakteristike
- Oblik tijela
- compressed
- Obojenost
- Silvery flanks, dark grey-green back, often with a reddish tint on the fins, especially the pectoral, pelvic, and anal fins. The iris of the eye is typically red or orange.
- Vrsta ljusaka
- cycloid
- Položaj usta
- terminal
- Posebna obilježja
- Red iris, Silvery body with darker back, Relatively deep body compared to other cyprinids, Small, terminal mouth
- Leđna peraja
- Single, relatively short dorsal fin with 10-12 rays, positioned above the pelvic fins.
- Repna peraja
- Forked caudal fin with 19 rays.
- Prsna peraja
- Paired pectoral fins, typically reddish.
- Posebne peraje
- All fins, particularly the paired fins and anal fin, often exhibit a reddish hue, which intensifies during spawning.
Savjeti za identifikaciju
Eye Color
The most distinctive feature is the bright red or orange iris of the eye, which is usually very prominent.
Body Shape and Coloration
A relatively deep, compressed body with silvery flanks and a darker, often greenish-grey back. The fins, especially the paired fins and anal fin, often have a reddish tint.
Mouth Position
Has a small, terminal mouth, which distinguishes it from species with subterminal or inferior mouths.
Lateral Line
The lateral line is complete and typically contains 39-48 scales.
Stanište
- Vrsta vode
- freshwater
- Dubina
- Typically found in shallow to moderate depths (0.5-10 meters), but can inhabit deeper waters in large lakes.
- Okoliš
- Prefers slow-moving or still waters such as lakes, ponds, canals, and the lower reaches of rivers. Tolerant of a wide range of water quality, including slightly eutrophic conditions. Often found near aquatic vegetation or submerged structures.
- Geografski raspon
- Widespread across Europe, extending from the British Isles and Scandinavia in the west, eastward through Russia and into parts of Central Asia (e.g., Kazakhstan, Siberia).
Informacije o akvariju
- Razina njege: intermediate
- Temperament: peaceful
- Prehrana: omnivore
- Minimalna veličina akvarija: 200_liters
- Temperatura: 10-22°C (50-72°F)
- pH razina: 6.5-7.5
- Tvrdoća: 10-20 dGH
- Kompatibilnost: Compatible with other peaceful, coldwater fish of similar size. Avoid housing with aggressive or fin-nipping species.
- Posebni zahtjevi: Requires a well-filtered tank with good oxygenation. Prefers planted areas and open swimming spaces. Can be kept in outdoor ponds in suitable climates.
Informacije iz divljine
- Status zaštite: least concern
- Sezonalnost: Active year-round, with increased feeding activity in warmer months. Spawning typically occurs from April to June.
- Tržišna cijena: Low
- Komercijalna važnost: low
- Okus: Mild, somewhat earthy
- Tekstura: Flaky, often bony
- Načini pripreme: Frying, Smoking, Pickling, Stewing
- Hranjiva vrijednost: Good source of protein, low in fat. Contains Omega-3 fatty acids.
Ključne činjenice
Ecological Adaptabilitybehavior
The Roach is one of the most adaptable freshwater fish species in Europe, capable of thriving in a wide range of water conditions, from clear oligotrophic lakes to turbid, eutrophic rivers.
Hybridizationinteresting
Rutilus rutilus is known to readily hybridize with other cyprinid species, most notably with Bream (Abramis brama) to produce 'Bream-Roach' hybrids, which can sometimes make identification challenging.
Dietary Flexibilitybehavior
Its omnivorous diet, consisting of aquatic invertebrates, plant matter, and detritus, contributes to its success in diverse environments and its ability to exploit various food sources.
Spawning Behaviorbehavior
During spawning, male Roach develop prominent nuptial tubercles (breeding warts) on their heads and bodies, which are used in territorial displays and to stimulate females.
Longevityrecord
While typically living for 5-10 years, some individuals in optimal conditions have been recorded to live up to 15-20 years.
Sigurnosne informacije
Sigurno- Razina sigurnosti: safe
- Otrovno: Ne
- Jestivost: edible
- Napomene o rukovanju: No specific handling precautions are required. Handle gently to avoid injury to the fish. Spines are not venomous but can cause minor punctures if not handled carefully.
Slične vrste
Rudd
Scardinius erythrophthalmus
The Rudd has a more upturned mouth (superior), a more golden-bronze coloration, and its dorsal fin is set further back, behind the pelvic fins. The eye of the Rudd is typically orange-yellow, not bright red.
Bream
Abramis brama
Bream have a much deeper, more compressed body, a longer anal fin, and a subterminal mouth. Their coloration is typically bronze to golden-brown, and their eyes are not red.
Ide/Orfe
Leuciscus idus
Ide are more elongated and streamlined than Roach, with a more pointed snout and a larger mouth. Their fins are typically yellowish-orange, not bright red, and their eyes are not red.
Znanstvena klasifikacija
- Carstvo
- Animalia
- Koljeno
- Chordata
- Razred
- Actinopterygii
- Red
- Cypriniformes
- Porodica
- Cyprinidae
- Rod
- Rutilus
- Vrsta
- Rutilus rutilus
Istraži Roach
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