The most recent incident occurred on 6 October last year
A safety notice has been issued by the UK's Marine Accidents Investigation Branch to the owners and operators of beam and scallop trawlers.
The move follows two fatal accidents aboard UK vessels whereby chains in the dredging gear quick release mechanisms failed leading to fishing gear falling onto crew members.
The most recent incident occurred aboard the scallop dredger Honeybourne 3 off Newhaven.
Rob Loder is Principal Inspector for the MAIB:
Fundraiser for TT rider Maria Costello surpasses £220k
Warmer than average May for Island
Manx BirdLife awarded funding for new warden
Increased DfE support 'to tackle rising costs and global pressures'
Police appeal after two motorcycles involved in collision