Iodine concentration in marine and freshwater fish

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Scope

Iodine concentrations in fish species varies a lot depending on origin of fish (marine or freswater). The table 1 in the subattribute data below contains information of ocean fish and freswater fis acquired from Schwitzerland, and table 2 presents data of marine (the Baltic Sea) and freshwater fish from Finland.

Definition

Data

Table 1. Iodine contents in dry weight samples (Schwitzerland)

Origin of fish	Mean	SD	Median	Min	Max	n
Marine fish	2112	1713	1440	387	6926	34
Freshwater fish	375	436	205	11	1571	17

Table 2. Mean iodine content in fresh weight samples in Finland

Origin of fish	Mean
Marine	460
Freshwater	165

Unit

ng/g

References

M. Haldimann*, A. Alt, A. Blanc and K. Blondeau. Iodine content of food groups.

Varo, P., Saari, E., Paaso, A., Koivistoinen, P., 1982.  Iodine in Finnish foods. International Journal of Vit. Nutr. Res.