Dean Silvester, from Queensland, Australia, has been fishing for more than 35 years – sharing his adventures out at sea on his social media. He has caught some whoppers in his time – but recently he came face to face with a ‘sea monster’Dean Silvester, from Queensland, Australia, has been fishing for more than 35 years – sharing his adventures out at sea on his social media. He has caught some whoppers in his time – but recently he came face to face with a ‘sea monster’