Assessment of the Presence of Total Aflatoxins and Aflatoxin B₁ in Fish Farmed in Two Cameroonian Localities

Table 2

Levels (ppb) of total aflatoxins and aflatoxin B₁ in water, mud, and fish feed samples collected from the different farming ponds.

Samples	Specification	AFB1 (ppb)	AFs (ppb)
Mud	Mud from kanga and tilapia pond	^b	^b
	Mud from carp pond	^c	^c
	Mud from catfish pond	^a	^a
Water	Water from kanga and tilapia pond	^a	^a
	Water from carp pond	^a	^a
	Water from catfish pond	^b	^a
Fish feed	Samples
	Norm	20	20

. Values are expressed as . Values bearing the same superscript letter on the same column are not significantly different at according to the Duncan multiple range test. Norm = European Commission [32].