Table 1
The content of histamine in raw fish
| Species | Number of samples tested | Number (%) of positive samples | Range (mg/kg) |
|---|---|---|---|
| European sprat | 31 | 13 (41.9) | 4.0–23.8 |
| (Sprattus sprattus) | |||
| Atlantic cod | 36 | 9 (25) | 5.0–12.3 |
| (Gadus morhua morhua) | |||
| Atlantic salmon | 34 | 8 (23.5) | 3.6–156.4 |
| (Salmo salar) | |||
| Atlantic herring | 32 | 2 (6.25) | 8.0, 42.5 |
| (Clupea harengus) | |||
| Alaska pollock | 12 | 2 (16.7) | 11.3, 3.4 |
| (Theragra chalcogramma) | |||
| Yellowfin sole | 8 | 1 (12.5) | 7.07 |
| (Limanda aspera) | |||
| Atlantic mackerel | 23 | 0 | - |
| (Scomber scombrus) | |||
| Rainbow trout | 20 | 0 | - |
| (Oncorhynchus mykiss) | |||
| European hake | 10 | 0 | - |
| (Merluccius merluccius) | |||
| Torpedo scad (Megalaspis cordyla) | 7 | 0 | - |
| Flounder | 6 | 0 | - |
| (Platichthys flesus) | |||
| Other1) | 29 | 0 | - |
| Total | 248 | 35 (14.1) | 3.4-156.4 |
[i] 1)Turbot(Scophthalmus maximus), gilthead seabream (Sparus aurata), carp (Cyprinus carpio carpio), pike-perch (Sander lucioperca), Nile tilapia (Oreochromis niloticus), Atlantic halibut(Hippoglossus hippoglossus), Atlantic wolffish(Anarhichas lupus),freshwater bream (Abramis brama),swordfish (Xiphias gladius), common warehou (Seriolella brama),whiting (Merlangius merlangus), European perch (Perca fluviatilis), and blue grenadier (Macruronus novaezelandiae)
Table 2
The content of histamine in smoked, canned and marinated fish
| Species | Number of samples tested | Number (%) of positive samples | Range (mg/kg) |
|---|---|---|---|
| Smoked fish | |||
| Atlantic mackerel | 17 | 11 (64.7) | 4.1–41.1 |
| Atlantic salmon | 16 | 5 (31.3) | 3.8–39.5 |
| European sprat | 14 | 11 (78.6) | 20.1–125.8 |
| Rainbow trout | 13 | 1 (7.7) | 3.5 |
| Atlantic halibut | 13 | 1 (7.7) | 8.9 |
| Atlantic wolffish | 5 | 2 (40) | 9.7, 3.7 |
| Atlantic cod | 16 | 0 | - |
| Atlantic herring | 7 | 0 | - |
| Other1) | 6 | 0 | - |
| Total | 107 | 31 (29.0) | 3.5–125.8 |
| Canned fish | |||
| Atlantic mackerel | 9 | 3 (33.3) | 3.4–14.0 |
| European sprat | 19 | 3 (15.8) | 4.8–17.0 |
| Bonito | 13 | 4 (30.8) | 4.2–17.0 |
| (Katsuwonus pelamis) | |||
| Atlantic herring | 9 | 1 (11.1) | 4.6 |
| Total | 50 | 11 (22) | 3.4–17.0 |
| Marinated fish | |||
| Atlantic herring | 16 | 15 (93.8) | 4.2–122 |