| No. | Item | Definition |
|---|---|---|
| 1. | amberjack | powerful pelagic game fish |
| 2. | ambush | waiting hidden for a close shot |
| 3. | anchor | device holding a boat in place |
| 4. | ascent | upward return to the surface |
| 5. | band | rubber power source on speargun |
| 6. | barb | hooked point preventing escape |
| 7. | blackout | loss of consciousness from hypoxia |
| 8. | bluewater | open ocean away from structure |
| 9. | booties | neoprene footwear worn with fins |
| 10. | bottom time | time spent at depth |
| 11. | breath-hold | period spent without breathing |
| 12. | buddy | partner watching your dive |
| 13. | buoyancy | tendency to float or sink |
| 14. | channel | deeper passage through shallows |
| 15. | chum | bait pieces attracting fish |
| 16. | cobia | large coastal fish often curious |
| 17. | cock | pull bands into loading position |
| 18. | current | moving water affecting the diver |
| 19. | de-fog | treatment preventing mask fogging |
| 20. | descent | downward part of a dive |
| 21. | dispatch | kill a caught fish quickly |
| 22. | drift | move with current while hunting |
| 23. | drum | coastal fish known for drumming sounds |
| 24. | duck dive | surface entry into a descent |
| 25. | dyneema | strong synthetic line fiber |
| 26. | entanglement | dangerous snagging in line or kelp |
| 27. | equalize | balance pressure in ears and mask |
| 28. | estuary | where river water meets sea |
| 29. | fins | foot blades for swimming power |
| 30. | flag | diver-down warning marker |
| 31. | float | surface marker and gear support |
| 32. | floatline | line connecting diver to float |
| 33. | flopper | folding barb on a spear tip |
| 34. | flounder | flatfish lying camouflaged on bottom |
| 35. | gill plate | hard cover over the gills |
| 36. | glide | coast without kicking |
| 37. | gloves | hand protection for cold and cuts |
| 38. | grouper | large reef fish often targeted |
| 39. | gut shot | shot through the belly |
| 40. | halibut | large flatfish found on seafloor |
| 41. | Hawaiian sling | sling that launches a spear |
| 42. | hogfish | reef fish prized for eating |
| 43. | holding shot | secure shot that stays in |
| 44. | hood | head covering for warmth |
| 45. | hyperventilate | overbreathe before a dive |
| 46. | iki jime | humane fish dispatch method |
| 47. | inlet | narrow waterway to the sea |
| 48. | kayak | small paddle craft for access |
| 49. | kelp | large seaweed forming underwater forests |
| 50. | kick | fin stroke for propulsion |
| 51. | kingfish | fast predatory fish, often yellowtail |
| 52. | knife | blade used for safety and dispatch |
| 53. | lateral line | sensory line along a fish |
| 54. | ledge | underwater shelf or drop-off |
| 55. | line release | part that holds shooting line |
| 56. | mackerel | fast schooling predatory fish |
| 57. | mahi-mahi | bright pelagic fish, also dolphinfish |
| 58. | mangrove snapper | snapper common around structure |
| 59. | mask | face lens for underwater vision |
| 60. | mono | monofilament shooting line |
| 61. | muzzle | front end guiding the shaft |
| 62. | neutral buoyancy | neither rising nor sinking |
| 63. | parrotfish | reef fish with beaklike teeth |
| 64. | pass-through | shaft exits the fish completely |
| 65. | pinnacle | underwater peak rising from bottom |
| 66. | polespear | hand-powered spear without trigger |
| 67. | prang | multi-pronged spear tip |
| 68. | predator | animal that hunts other animals |
| 69. | rail | track supporting the shaft |
| 70. | reef | rocky or coral fish habitat |
| 71. | reel | line spool attached to gun |
| 72. | reload | load shaft and bands again |
| 73. | rig | set up gear for use |
| 74. | rip | strong current line or seam |
| 75. | samba | motor control loss after a dive |
| 76. | shaft | the spear fired from a speargun |
| 77. | shallow-water blackout | blackout near the surface |
| 78. | slip tip | detachable tip for large fish |
| 79. | snorkel | breathing tube at the surface |
| 80. | speargun | gun that fires a spear shaft |
| 81. | stalk | approach fish slowly and quietly |
| 82. | stringer | clip line for holding fish |
| 83. | surface interval | rest time between dives |
| 84. | surge | back-and-forth water movement |
| 85. | tear-out | shaft rips free from fish |
| 86. | thermocline | layer where water temperature changes |
| 87. | tide | rise and fall of sea level |
| 88. | torch | underwater light for holes and caves |
| 89. | trevally | strong jack species in warm seas |
| 90. | trigger | mechanism that releases the shaft |
| 91. | tuna | strong open-water game fish |
| 92. | visibility | how far you can see underwater |
| 93. | wahoo | very fast oceanic game fish |
| 94. | weight belt | belt carrying dive weights |
| 95. | weights | lead pieces for buoyancy control |
| 96. | wetsuit | insulating suit for diving |
| 97. | whistle | sound signal for attracting attention |
| 98. | white seabass | large croaker prized by divers |
| 99. | wreck | sunken vessel attracting marine life |
| 100. | yellowtail | fast schooling jack species |