Table 1.

Gelatin and collagen from seafood wastes, together with taxa, species and tissue from which they were isolated, and their biotechnological application. N/A refers to “not applicable”.

Taxa	Species	Tissue	Product	Biological Activity	Reference
Fish	Epinephelus sexfasciatu, Lutjianus argentimaculatus, Rastrelliger kanagurta, Pristipomodes typus	N/A	Gelatin	N/A	[75]
Bivalve	Dosidicus gigas	Tunics	Gelatin	Antioxidant	[76]
Bivalve and fish	Dosidicus giga, Thunnus spp., Hypoglossus spp.	Inner and outer tunics	Gelatin	Antioxidant	[77]
Fish	Gadus macrocephalus	Skin	Gelatin	Antioxidant	[78]
Fish	Lateolabrax japonicus	Skin	Collagen	N/A	[82]
Fish	Oncorhynchus keta	Skin	Gelatin	Antioxidant	[79]
Jellyfish	Nemopilema nomurai	Body	Collagen	Antioxidant	[83]