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Table 1 Correlation of electro-encephalogram recordings and behavioural/ brainstem indications in rainbow trout after electrical stunning

From: Is humane slaughtering of rainbow trout achieved in conventional production chains in Germany? Results of a pilot field and laboratory study

Electrical currentNumber of rainbow trout
acdcSummary
Duration of stuntotal30 s60 sTotal30 s60 s
VER before stunning74384415/15
VER after stunning2/7201/8103/15
Survival2/72/401/81/403/15
OM2/72/401/81/403/15
VOR2/72/401/81/403/15
IOM3/73/401/81/404/15
TFM1/71/403/82/41/44/15
TJM3/72/41/42/81/41/45/15
MC0001/81/401/15
  1. VER visually-evoked responses, OM operculum movements, VOR vestibulo-ocular reflex, IOM irregular/ trembling movements of operculum, TFM trembling movements of fins, TJM trembling movements of lower jaw, MC irregular contractions of skeletal muscles