the myth of sashimi grade tastesmythsushigrade is a great article everyone should read . I ' ve seen people ask this so many times this month . Just a quick search on google will land you here . For your situation , if your salmon is wild caught from a good fishmonger , has very thin fat lines , you can definitely thaw it out in the fridge . If it ' s got thicker fat lines , farm raised , is bright orange . wouldn ' t recommend using it for sushi ! <| sep |> well a main part was . given the fact they blocked christian pilgrimage and or killed them . Whilst the Byzantines were fucked up in their own way . I think the 4 th crusade was determinative . The first crusade was all about getting the holy land under Christian rule . But the Byzantines took advantage of Christendom ' s desire for a christian controlled holy land . The Second Crusade was not dissimilar to the first where the Byzantines wanted to take advanced of the Latin crusaders punching a hole so they could take advantage . Then you get to the 4 th crusade and Venice leads the charge in sacking Constantinople that caused the Byzantines to diminish in power leading to the Byzantine civil war , A Serbian and Bulgarian Empires and no desire by Latin forces to retake Christendom .