Schraetzer
📖 Overview
Adults occur in groups in open sand and mud bottom of large rivers with moderate current. Nocturnal, feeding on small invertebrates, especially molluscs, usually crepuscular but may also feed at daytime. Larvae are benthic .
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 17 - 19. Distinguished from its congeners by having unique characters of 3 discontinuous dark stripes along flank and 55-62 + 4-5 scales along lateral line. Differs further from other species of the genus by having 17-19 dorsal spines .: fusiform / normal.
🌀 Behaviour
Behavioural data for Schraetzer is currently being reviewed.
🦐 Diet
🥚 Reproduction
Eggs are attached to stones by females .
🌍 Habitat & Distribution
Freshwater; demersal; pH range: 7.0 - 7.5; dH range: 10 - 15. Temperate; 4°C - 18°C ; 49°N - 43°N, 8°E - 30°E
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🎣 Angling Guide
- medium-light 6-7ft spinning rod
- 8-12 lb line
- walleye jig heads
- rocky humps
- deep basin edges
- sand grass
- windward shores
Use barbless hooks, minimise air exposure, and revive fish head-first in current before release.
⚠️ Slot limits and seasonal restrictions common.
📊 Population Dynamics
| Year | Region | Index | Notes |
|---|---|---|---|
| - | - | - |
🌐 Names & Taxonomy
| Language | Common Names |
|---|---|
| 🇬🇧English | Schraetzer · Striped Ruffe |
| 🌍BUL | ivichest bibаn · Ивичест бибан · Ивичест ропец |
| 🌍CES | Ježdík žlutý |
| 🇩🇰Danish | Donauhork |
| 🇩🇪German | Schraetzer · Schrätzer |
| 🇫🇮Finnish | tonavankiiski |
| 🇫🇷French | grémille du Danube |
| 🇭🇷Croatian | Prugasti balavac |
| 🇭🇺Hungarian | Selymes durbincs |
| 🇮🇹Italian | acerina striata |
| 🌍LIT | dryžasis pūgžlys · dryžuotasis pūgžlys |
| 🇳🇱Dutch | Donaupos |
| 🇵🇱Polish | jazgarz dunajski · Szrecer |
| 🇵🇹Portuguese | Perca-listrada |
| 🌍RON | răspăr |
| 🇷🇺Russian | ёрш полосатый · Полосатый ёрш |
| 🌍SLK | Hrebenačka pásavá |
| 🌍SLV | smrkež |
| 🇪🇸Spanish | acerina danubiana |
| 🌍SRP | Балавац пругасти · пругасти балавац |
| 🇸🇪Swedish | Donaugärs |
| 🌍UKR | Йорж смугастий |
| 🌍VIE | Gymnocephalus schraetzer |
| 🇨🇳Chinese | 條紋梅花鱸 |
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| ? schraetzer | Linnaeus | 1758 | Synonym |
| Acerina schraetser | Linnaeus | 1758 | Synonym |
| Acerina schraetzer | Linnaeus | 1758 | Synonym |
| Gymnocephalus schraetzer | Linnaeus | 1758 | Synonym |
| Perca danubiensis | Gronow | 1854 | Synonym |
| Perca schraetser | Linnaeus | 1758 | Homotypic |
| Schraitser ratisbonensium | Schaeffer | 1761 | Heterotypic |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 6 records indexed .
👥 Community & Contribute
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