https://seacrew.net/vacancy/81008/ab-able-seaman-on-crude-oil-tanker 2026-08-28 weekly 0.8 https://seacrew.net/vacancy/81010/3rd-officer-on-general-cargo-vessel 2026-08-28 weekly 0.8 https://seacrew.net/vacancy/81011/2nd-officer-on-general-cargo-vessel 2026-08-28 weekly 0.8 https://seacrew.net/vacancy/81014/single-engineer-on-trailing-suction-hopper-dredger-tshd 2026-08-28 weekly 0.8 https://seacrew.net/vacancy/81016/2nd-engineer-on-lpg 2026-08-28 weekly 0.8