THRIVING after the FALL

The Index · A subject

Fish

Fish from river and pond, the trap, the smoke and the rule against the tapeworm.

7 documents · 1 chapter · 7 dishes · 48 rows

In the chapters

Documents 7

On the Menu

Smoked eel Salt-and-dill cured pike or zander Pike dumplings Fish soup Brined and smoked fish Christmas carp Fish sauce and mushroom ketchup

In the Workshop

The willow eel trap

Sources

  • Guide FDA Fish and Fishery Products Hazards and Controls Guidance

All the sources

In the log 48

  • 23 confirmed
  • 12 amended
  • 6 partly confirmed
  • 6 unresolved
  • 1 dropped
  • 20 marked for safety
  • G9 confirmed Safety Microcystin from summer pond algae survives hours of boiling; a ripe schmutzdecke degrades it slowly and poorly under 4 °C; a charcoal layer is the second barrier
  • O1 amended Safety Fox tapeworm: eggs on low leaves/berries, 190 days in soil, 10–15 yr latency, liver 98 %, ~41 cases 2022; washing and −20 °C useless; 70–80 °C ≥5 min kills; cook …
  • E1 confirmed Safety Fish must be stunned before killing (TierSchlV § 12/13); blow to the head behind the eyes with a priest, then gill cut (Kiemenschnitt) or heart stab (Herzstich); never …
  • E10 amended Safety Cyanobacteria toxin (microcystin) passes a cloth, survives boiling, has killed dogs on Berlin lakes in recent summers; no bathing, no drinking, gut fish at once and burn …
  • E11 unresolved Safety Garden pond the commonest drowning site for small children in Germany; drowns in a minute in 20 cm silently; fence 1.2 m with child-proof gate from the day it holds water
  • E13 amended Safety Fish-handler's infection (Erysipelothrix rhusiopathiae, Fischrose): red hot lesion with spreading line within a day; not to be waited out; perch spines, zander gill …
  • E14 confirmed Safety Brandenburg: traps, weirs, nets and unattended multi-hook set lines forbidden for anglers; fine and loss of licence; only licensed professional fishers on named waters
  • E15 confirmed Safety Fischereischein: Brandenburg issues without exam for Friedfisch since 2006 on payment of Fischereiabgabe; exam needed for Raubfisch; Berlin requires exam for all; …
  • E16 amended Safety Closed seasons and minimum sizes: Brandenburg pike closed 1 Jan–30 Apr, 45 cm; zander closed to 31 May, 45 cm; eel 50 cm; trout closed autumn/winter; Berlin near but not …
  • E17 unresolved Safety Eel critically endangered (IUCN); glass-eel recruitment a few per cent of 1980 levels; EU Eel Regulation 1100/2007
  • E18 amended Safety Grass, silver and bighead carp not native; do not breed in still water; not legally released into open waters in Germany
  • E19 unresolved Safety Winter hole: never hammer on the ice (stuns fish); straw or reed bundle frozen in lets gas out; sweep snow for light
  • E2 amended Safety Eel: salt bath as killing method banned as cruelty; law's method blow to head then spine cut behind the head (Genickschnitt); moves after death
  • E3 amended Safety Broad fish tapeworm Diphyllobothrium latum in pike, perch, burbot; adult up to 10 m in the human gut; from raw or lightly cured fish and roe; historically common on …
  • E4 amended Safety Cat liver fluke Opisthorchis felineus in cyprinids (roach, bream, tench, carp) in eastern Europe and along the Oder, infects the human liver for decades from raw, …
  • E7 confirmed Safety Clostridium botulinum type E (and non-proteolytic B, F) in the mud and fish gut of fresh waters; grows and makes toxin at 3.3 °C without air; hot-smoked fish not …
  • E8 confirmed Safety Household rule: hot-smoked fish 4–5 days in the cellar in open air, 2 on the summer table; never a sealed jar, bag or under oil; keep for months only as salt-dried fish …
  • E9 unresolved Safety Spree/Havel eel: state consumption advice on dioxins and PCBs (and recently PFAS); lean fish (pike, perch, zander) carry far less; pond fish none the household did not …
  • S4 amended Safety Strong brine 18 to 20 % for pork and fish; pork about 2 days per kg of thickness; fish 2 to 4 h fillets, 12 to 24 h whole
  • D8 amended Safety Any herb picked low to the ground gets hot water for at least five minutes against the fox tapeworm; eggs survive freezing
  • A61 partly confirmed No skin vitamin D at Berlin's latitude from late October to mid-March; 148's eel arithmetic wrong by about seven
  • E21 confirmed Eel migration ~7,000 km to the Sargasso Sea; spawning never observed; autumn silver-eel run on dark rising nights after rain, Sept–Nov
  • E22 confirmed Cölln first recorded 1237; Fischerinsel fishers' houses stood until the 1960s tower blocks; Berlin's origin as fishing settlement on the island
  • E23 partly confirmed Kietz: Slavic fishers' settlements beside castles in Brandenburg towns, outside town law, rent paid in fish; Spandau, Köpenick, Rathenow, Brandenburg/Havel, …
  • E24 amended Havel/Spree lakes shallow (Müggelsee mean < 5 m, Havel lakes 2–3 m); eels once counted in tonnes a year from the Havel; fish tithe in eels; fast days two to three a week …
  • E25 confirmed Carp from the Danube spread west through monastic ponds; grows to a kilo in three summers; overwinters in torpor; Cassiodorus (Variae XII.4, c. 537) ordering Danube carp …
  • E26 confirmed Lehnin founded 1180, Chorin 1258, monastic pond systems in the March; Peitz ponds from the 1550s ironworks damming the Malxe, ~1,000 ha, largest connected pond system in …
  • E27 confirmed Dubravius, De piscinis 1547, five books on carp ponds; Krčín's Rožmberk pond near Třeboň 1584–90, ~5 km² (489 ha), dike ~2.4 km
  • E29 confirmed FAO pond tables: 400–600 m² pond 1.00 m water, 0.30 freeboard, 0.80 top, 2:1 slopes; settlement 5–20 %, built 15 % higher; core trench 0.5–1.0 m wide, 0.3 m into firm …
  • E31 partly confirmed Brandenburg ponds freeze most years, 20–30 cm in a hard winter about one in five; water densest at 4 °C; carp overwinters in mud at a few heartbeats a minute; suffocates …
  • E32 confirmed Deep hole 1.5–2 m at the outlet; household pond 500 m² at 1 m with 2 m at one end
  • E33 confirmed Summer: shallow Brandenburg pond > 25 °C in July; dawn oxygen minimum; carp gulping at the surface at dawn as the sign; cyanobacteria > 30 °C
  • E34 partly confirmed Natural production of an unfed carp pond 100–300 kg/ha/yr in this climate, low end on sand; grain feed 3–4 kg per kg gain gives 30–40 kg from 1,000 m²; family eats ~50 …
  • E35 unresolved Tench with carp, one pike per fifty carp to eat roach and fry; stocking 20–30 K2 carp (150–300 g) per 1,000 m² reaching 1–1.5 kg by October; 10 tench, 1 pike; drain last …
  • E36 confirmed The monk (Mönch): oak or brick box with stop-boards and pipe through the dam, surface draw-off; household size 1.5 m × 40 cm, 15 cm pipe, grille, fish pit
  • E39 confirmed Fishing right as separate property, state-held on large waters and leased; Angelkarte from the holder
  • E40 confirmed Magna Carta 1215 Clause 33 (removal of weirs from Thames, Medway and all England) and its reason (obstructed rivers and emptied fisheries)
  • E41 confirmed Boylston Street fishweir: found 1913, ~5,200 BP, ~65,000 stakes, tidal, rebuilt higher, abandoned ~3,700 BP
  • E47 dropped V-weir figures (30–45°, gap 30–50 cm, stakes 5–8 cm at 8–10 cm, wall 15–20 cm above water, 4 m stream, banks inward, permeable) from a survival website
  • E48 partly confirmed Trotline droppers 35–40 cm at ≥ 60 cm, swivels; bait by species; set dusk lift dawn; hooked fish spoil and pike tear off
  • E52 unresolved Fresh-water yields carp, pike, perch, zander 40–50 %, eel ~70 % gutted and skinned; pike Y-bone strip ~10 % of fillet; carp/bream/roach scored every 3 mm (Einschneiden); …
  • E54 confirmed Brine conversion: 70–80 °SAL = 18.5–21.1 % = 1.88–2.23 lb/US gal = ~225–270 g per litre of water; matches Ch 11's 220–250 g/l; never above 90 °SAL; brine < 15.5 °C; …
  • E55 confirmed Pellicle: dry 1–12 h (30–38 °C with airflow in 71; household breeze in shade) to tacky shine; wet fish gives soot, bitterness, boiled surface
  • E56 confirmed Cold smoke ≤ 30–33 °C, no kill, safety by salt, freezing and cold; hot smoke Torry three steps 30 °C 30–60 min, 50 °C 30–45 min, 80 °C to core; core blank in source; …
  • E58 amended Salt fish: lean species only, split, dry salt ¼–⅓ of weight 7–10 days cold, air-dried 2–3 weeks in cold dry months to > 50 % weight loss, keeps a year in a dry loft, …
  • T29 confirmed Clay tests: ribbon past 5 cm, ball survives a night in water (same as Ch 10's pond tests); processing by slaking, sieving, settling; 20 % sharp sand temper; wedging; …
  • J37 confirmed Book's own village of 300 on sand with modern seed: 75 × 1.5 ha = 112 ha arable/clover; 75 × 1.5 ha coppice = 112 ha + smith's 10; 80 ha Luch; oxen 10 ha; green, pond, …
  • J9 partly confirmed Brandenburg villages sit on sand islands at the edge of the Luch; strips on the sand, common meadow below, one herd under one herdsman; the Angerdorf with green, pond …