Table 3. Results of commercially processed fish products tested with the DNA mini-barcoding system developed in this study.

Sample ID	Sample information					>550 bp	DNA mini-barcoding results
	Product description on label	Fish type	Packed in	Processing type	Source		SH-A	SH-B	SH-C	SH-D	SH-E	SH-F	BLAST identification*	Notes
RB-1_90	Kipper fillets in brine	Herring	Brine	Tin	Ireland			√		√	√		Clupea harengus	P
RB-1_91	Fishballs in bouillon	Fish balls	Bouillon	Can	Sweden				√	√	√		Melanogrammus aeglefinus	P
RB-1_92	Wild Alaskan sockeye salmon	Salmon, Sockeye	Salt	Can	USA	√		√	√	√	√	√	Oncorhynchus nerka	P
RB-1_93	Premium skinless, boneless pink salmon	Salmon, pink	Water, salt	Retort pouch	Thailand	√		√		√	√		Oncorhynchus gorbuscha	P
RB-1_94	Gourmet albacore in olive oil	Tuna, Albacore	Olive oil	Can	USA	No sequence
RB-1_95	Tuna fillets in olive oil	Tuna, Yellowfin	Olive oil	Jarred	Costa Rica				√	√	√		Thunnus albacares	P
RB-1_96	Moroccan sardines	Sardines	Oil	Tin	Morocco		√			√	√	√	Sardina pilchardus	P
RB-1_97	Tuna fillets with garlic in olive oil	Tuna, Yellowfin	Olive oil	Jarred	Costa Rica				√		√		Thunnus atlanticus	F
RB-1_98	Anchovy fillets in olive oil with capers	Anchovy	Olive oil, capers	Glass jar	Italy	√	√	√		√	√	√	Engraulis encrasicolus	P
RB-1_99	Anchovy fillets in olive oil, salt added	Anchovy	Olive oil, salt	Tin	Morocco	√	√	√	√	√	√	√	Engraulis encrasicolus	P
RB-1_100	Smoked sprats in oil	Sprat	Veg. oil, Onion	Can	Latvia			√		√		√	Sprattus sprattus	P
RB-1_101	Chunk light tuna in water	Tuna, Light	Water	Can	Not given				√				Thunnus sp	P
RB-1_102	Wild Alaskan salmon	Salmon, unspecified	Oil, vegetables	Can	France			√	√	√	√		Salmo salar	F
RB-1_103	Sardines in tomato sauce	Sardines	Tomato Sauce	Tin	Spain	√	√	√		√	√	√	Sardina pilchardus	P
RB-1_104	Sweet spicy marinated chunk light tuna	Tuna, Light	Seasoning	Retort pouch	Ecuador	No sequence
RB-1_105	Premium Coho Salmon	Salmon, Coho	Unknown	Can	Not given						√		Oncorhynchus kisutch	P
RB-2_106	Smoked garlic pepper salmon	Salmon, unspecified	Garlic, Pepper	Can	Not given					√	√		Salmo salar	P
RB-2_107	Sardines in vegetable Oil	Sardines	Soybean oil	Tin	Croatia	√		√		√	√	√	Sardina pilchardus	P
RB-2_108	Sardines in olive oil	Sardines	Olive Oil	Tin	Portugal	√	√	√		√	√	√	Sardina pilchardus	P
RB-2_109	Smoked sprats in oil	Sprat	Veg. oil, lemon	Can	Latvia			√	√	√	√	√	Sprattus sprattus	P
RB-2_110	Chunk white albacore tuna in water	Tuna, Albacore	Water	Can	Not given				√		√		Thunnus alalunga	P
RB-2_111	Mackerel salad picnic with oil-vegetables	Mackerel	Oil, vegetables	Tin	Slovenia		√	√		√	√	√	Scomber scombrus	P
RB-2_112	Sardines with lemon	Sardines	Oil, lemon	Tin	Croatia		√	√		√	√	√	Sardina pilchardus	P
RB-2_113	Chunk light tuna in water pouch	Tuna, Light	Water	Retort pouch	Ecuador						√		Thunnus tonggol	P
RB-2_114	Zesty lemon pepper - chunk light tuna	Tuna, Light	Water, seasoning	Retort pouch	Ecuador	No sequence
RB-2_115	Sardine in olive oil with lemon	Sardines	Olive Oil, Lemon	Tin	Portugal	√	√	√		√	√	√	Sardina pilchardus	P
RB-2_116	White tuna in olive oil	Tuna, Albacore	Olive oil	Can	Spain				√	√	√		Thunnus alalunga	P
RB-2_117	Herring fillets in paprika sauce	Herring	Paprika sauce	Tin	Germany			√		√	√		Clupea harengus	P
RB-2_118	Premium Alaskan pink salmon	Salmon, Pink	Unknown	Can	USA			√		√	√		Oncorhynchus gorbuscha	P
RB-2_119	Herring fillets in mustard sauce a la dijon	Herring	Mustard Sauce	Tin	Germany			√	√	√	√		Clupea harengus	P
RB-3_120	Anchovy paste	Anchovy	Anchovy Paste	Tube	USA			√	√	√	√		Sardina pilchardus	P
RB-3_121	Smoked wine maple salmon	Salmon, unspecified	Wine-maple	Can	Not given					√	√		Salmo salar	P
RB-3_122	Chunk light tuna in vegetable oil	Tuna, Light	Veg. Oil	Can	Not given						√		Katsuwonus pelamis	P
RB-3_123	Sardines in olive oil with chili peppers	Sardines	Olive oil, Chili	Tin	Portugal		√	√		√	√	√	Sardina pilchardus	P
RB-3_124	Chunk white albacore tuna	Tuna, Albacore	Water	Can	Ecuador				√		√		Thunnus alalunga	P
RB-3_125	Yellowfin tuna fillets packed in olive oil	Tuna, Yellowfin	Olive oil	Tin	Spain		√	√	√		√		Thunnus obesus	F
RB-3_126	Smoked sprats in oil	Sprat	Veg. oil, Spices	Can	Latvia			√	√	√		√	Sprattus sprattus	P
RB-3_127	Solid white albacore tuna	Tuna, Albacore	Olive oil	Can	USA				√		√		Thunnus thynnus	F
RB-3_128	Premium Chinook Salmon	Salmon, Chinook	Unknown	Can	Not given	√		√		√	√	√	Oncorhynchus tshawytscha	P
RB-3_129	Fishballs in bouillon	Fishballs	Bouillon	Can	Sweden		√			√	√		Melanogrammus aeglefinus	P
RB-3_130	Mackerel fillets in olive oil	Mackerel	Olive oil	Tin	Portugal		√	√			√		Scomber japonicus	P
RB-3_131	Mackerel in tomato sauce	Mackerel	Tomato Sauce	Can	Thailand			√			√		Decapterus russelli	F
RB-3_132	Seasoning for macoroni with sardines	Sardines	Seasoning	Can	Italy				√		√		Sardina pilchardus	P
RB-3_133	Herring fillets in dill herbs crème	Herring	Dill Herbs Crème	Tin	Germany				√	√	√	√	Clupea harengus	P

(√) Barcode recovered (*) BLAST results report the top bit score hit

(P) Identified species matches the product label (F) Identified species does not match the product label.