白(bái )令海捕(bǔ )蟹船队(duì )遭遇前所未有的双重(chóng )打击:前季严(yán )冬造成超十几艘船首(shǒu )冰损,大(dà )量船只(zhī )滞留船坞;帝王蟹配额被大(dà )幅削减(jiǎn ),船长们背负修船债务,只能转(zhuǎn )战青蟹(xiè )渔场搏命。风暴、浮冰与零下(xià )39度极寒(hán )交织——“西北号”西格船长让(ràng )弟弟埃(āi )德加首次独立掌舵青蟹船,新(xīn )手尼克(kè )仓促上阵;“巫师号”基思船长(zhǎng )遭遇船(chuán )员斗殴、海象尸体捞牙等荒(huāng )唐插曲(qǔ );“时光(guāng )大盗号”安迪船长为救(jiù )结冰的(de )笼子险(xiǎn )些船毁人亡;“西布鲁(lǔ )克号”小(xiǎo )斯科特(tè )与浮冰竞速抢救蟹笼,甲板主(zhǔ )管葡萄(táo )球菌感染命悬一线。雪蟹季收(shōu )官时,“西(xī )北号”埃德加以10万千克捕捞量(liàng )证明自(zì )己,“巫师号”满载23万千克螃蟹、价值295万(wàn )美元返航。季末,老将杰克·安(ān )德森告(gào )别“西北号”开启新船长生涯!