Related by context. Frequent words. (Click for all words.) 52 aerial reconnaissance 49 aerial surveillance 48 fishing fleets 47 helicopters 46 trawlers 46 spotters 46 unmanned aerial drones 45 aerial surveys 45 fishing boats 44 basking sharks 43 poachers 43 frogmen 43 skimming boats 43 longlines 42 coastguard helicopter 42 hovered overhead 42 sonars 42 gillnets 42 satellite imagery 42 fleets 42 fishing trawlers 42 choppers 42 Helicopters buzzed overhead 41 Helicopters 41 fleet 41 Patrols 41 inshore waters 41 rookeries 41 boats 41 patrols 41 skiffs 41 Harrier jets 41 circling overhead 41 Fighter jets 40 helicopter 40 whaling ships 40 trappers 40 planes 40 longline 40 squadrons 40 radars 40 reconnaissance planes 40 Cormorants 40 Cormorant helicopter 40 rubber dinghies 40 gannets 40 Patagonian toothfish 40 spy drones 40 geostationary satellites 40 reconnaissance 39 sharpshooters 39 seaplanes 39 toothfish 39 unmanned aerial vehicles 39 hammerheads 39 infrared cameras 39 gunships 39 Huey helicopters 39 remotely piloted aircraft 39 vessels 39 navigational aids 39 drones 39 motorboats 39 Apache helicopter gunships 39 copters 39 triggerfish 39 underwater robots 39 navigation aids 39 grappling hooks 39 wolf packs 39 fishermen 39 naval patrols 39 warplanes 39 crop dusters 39 AUVs 39 Predator drones 39 reconnaissance aircraft 39 skimmers 39 turtle nests 39 skimmer boats 39 ScanEagle 39 unmanned aircraft 38 seagulls 38 warships 38 whales 38 armada 38 surveillance drones 38 gulls 38 retardant drops 38 UAVs 38 bowhead whales 38 machine gunners 38 whaling fleet 38 aircraft 38 freighters 38 sonar 38 rangers 38 inshore 38 longline fishing 38 synthetic aperture radar 38 mackerel