| Duration of interaction (minutes) | % (#) of boats following protocol | % (#) of boats not following protocol |
| <10 | 35.6 (31) | 59.8 (70) |
| 10-30 | 39.1 (34) | 29.1 (34) |
| 30-60 | 24.1 (21) | 8.5 (10) |
| >60 | 1.1 (1) | 2.6 (3) |
Percentages below are of the number of respondents to the particular question who had an interaction/uneventful passage as appropriate. Note - where not all respondents answered a question the number who did not answer is shown. If you intend to conduct your own analysis, please use raw numbers and work out percentages according to your needs.
| Interaction # (%) | Uneventful # (%) | |
|---|---|---|
| Number of responses | 218 | 440 |
| Did you follow the GTOA protocol (drop sails, stop boat, engine off and keep a low profile) and how long did the interaction continue? | ||
| Did not answer | 1 | |
| No, did not follow protocol, interaction lasted 10 to 30 minutes | 34 (15.7%) | |
| No, did not follow protocol, interaction lasted 30 to 60 minutes | 10 (4.6%) | |
| No, did not follow protocol, interaction lasted less than 10 minutes | 70 (32.3%) | |
| No, did not follow protocol, interaction lasted more than 60 minutes | 3 (1.4%) | |
| Yes, followed protocol, interaction lasted 10 to 30 minutes | 34 (15.7%) | |
| Yes, followed protocol, interaction lasted 30 to 60 minutes | 21 (9.7%) | |
| Yes, followed protocol, interaction lasted less than 10 minutes | 31 (14.3%) | |
| Yes, followed protocol, interaction lasted more than 60 minutes | 14 (6.5%) | |
| Interaction - Was a tow required? | ||
| Did not answer | 2 | |
| No | 179 (82.9%) | |
| Yes | 37 (17.1%) | |
| Interaction - Was the boat damaged and in need of repair? | ||
| Did not answer | 2 | |
| No | 73 (33.8%) | |
| Yes, extensive - major works required | 48 (22.2%) | |
| Yes, minor - will wait until the end of the season | 19 (8.8%) | |
| Yes, moderate - immediate repairs required | 76 (35.2%) | |
| Uneventful passage - Orcas seen or not | ||
| Did not answer | 1 | |
| No | 422 (96.1%) | |
| Yes | 17 (3.9%) | |
| Boat Type | ||
| Did not answer | 1 | |
| Fishing Vessel | 1 (0.5%) | |
| Motor | 4 (1.8%) | 2 (0.5%) |
| Sail | 213 (97.7%) | 437 (99.5%) |
| Boat length (metres) | ||
| 10 - 12.5m | 85 (39.0%) | 171 (38.9%) |
| 12.5 - 15m | 72 (33.0%) | 182 (41.4%) |
| Over 15m | 48 (22.0%) | 67 (15.2%) |
| Under 10m | 13 (6.0%) | 20 (4.5%) |
| Hull topsides colour | ||
| Dark colour | 33 (15.3%) | 81 (18.5%) |
| Did not answer | 3 | 1 |
| White/light | 182 (84.7%) | 358 (81.5%) |
| Motoring or sailing | ||
| Did not answer | 4 | 2 |
| Hove-to | 1 (0.5%) | 1 (0.2%) |
| Motoring | 71 (33.2%) | 89 (20.3%) |
| Motorsailing | 77 (36.0%) | 197 (45.0%) |
| Sailing | 65 (30.4%) | 151 (34.5%) |
| Speed (knots) | ||
| 0 - 2 | 4 (1.9%) | 2 (0.5%) |
| 12+ | 1 (0.2%) | |
| 3 - 4 | 35 (16.2%) | 34 (7.7%) |
| 5 - 7 | 156 (72.2%) | 381 (86.8%) |
| 8 - 11 | 21 (9.7%) | 21 (4.8%) |
| Did not answer | 2 | 1 |
| Rudder | ||
| Did not answer | 8 | 1 |
| Full skeg | 29 (13.8%) | 69 (15.7%) |
| Keel hung | 9 (4.3%) | 16 (3.6%) |
| Semi skeg | 26 (12.4%) | 49 (11.2%) |
| Spade | 97 (46.2%) | 223 (50.8%) |
| Twin rudder | 49 (23.3%) | 82 (18.7%) |
| Antifoul colour | ||
| Black | 98 (45.6%) | 121 (27.8%) |
| Blue | 58 (27.0%) | 134 (30.8%) |
| Coppercoat | 16 (7.4%) | 79 (18.2%) |
| Did not answer | 3 | 5 |
| Green | 5 (2.3%) | 9 (2.1%) |
| Other | 9 (4.2%) | 13 (3.0%) |
| Red | 15 (7.0%) | 35 (8.0%) |
| White | 14 (6.5%) | 44 (10.1%) |
| Autopilot | ||
| Did not answer | 8 | 1 |
| Off | 53 (25.2%) | 56 (12.8%) |
| On | 157 (74.8%) | 383 (87.2%) |
| Trailing a dinghy or other inflatable? | ||
| Did not answer | 4 | 1 |
| No | 212 (99.1%) | 430 (97.9%) |
| Towing and interacted with boat first | 1 (0.5%) | |
| Towing and interacted with inflatable first | 1 (0.5%) | |
| Yes | 9 (2.1%) | |
| Depth gauge | ||
| Did not answer | 7 | 3 |
| Off | 19 (9.0%) | 56 (12.8%) |
| On | 192 (91.0%) | 381 (87.2%) |
| Cloud cover | ||
| 0 - 25% | 122 (58.7%) | 219 (53.5%) |
| 25 - 50% | 45 (21.6%) | 94 (23.0%) |
| 50 - 75% | 19 (9.1%) | 52 (12.7%) |
| 75 - 100% | 22 (10.6%) | 44 (10.8%) |
| Did not answer | 10 | 31 |
| Darkness or daylight (select more than one if applicable) | ||
| Dawn | 17 (7.8%) | 133 (16.8%) |
| Day | 153 (70.2%) | 428 (54.1%) |
| Dusk | 18 (8.3%) | 116 (14.7%) |
| Night | 30 (13.8%) | 114 (14.4%) |
| Depth (metres) | ||
| 1 | 2 (0.9%) | |
| 20 - 40m | 21 (9.9%) | 147 (35.2%) |
| 200m+ | 68 (31.9%) | 73 (17.5%) |
| 40 - 200m | 122 (57.3%) | 120 (28.7%) |
| Did not answer | 5 | 22 |
| Up to 20m | 78 (18.7%) | |
| Distance off land (nautical miles) | ||
| 0 - 2 | 23 (10.7%) | 168 (39.2%) |
| 2 - 5 | 58 (27.0%) | 130 (30.3%) |
| 5 - 10 | 53 (24.7%) | 54 (12.6%) |
| Did not answer | 3 | 11 |
| Over 10 | 81 (37.7%) | 77 (17.9%) |
| Sea state | ||
| Calm | 131 (61.2%) | 225 (51.4%) |
| Did not answer | 4 | 2 |
| Moderate | 66 (30.8%) | 194 (44.3%) |
| Rough | 17 (7.9%) | 19 (4.3%) |
| Wind speed (Beaufort) | ||
| 0 - 2 (0 - 6 knots) | 74 (34.6%) | 113 (25.9%) |
| 3 - 4 (7 - 16 knots) | 93 (43.5%) | 213 (48.7%) |
| 5 - 6 (17 - 27 knots) | 40 (18.7%) | 93 (21.3%) |
| 7+ (28 knots+) | 7 (3.3%) | 18 (4.1%) |
| Did not answer | 4 | 3 |
| Were you trailing a fishing lure when the interaction commenced? | ||
| Did not answer | 130 | 263 |
| No | 78 (88.6%) | 162 (91.5%) |
| Yes | 10 (11.4%) | 15 (8.5%) |
| During the Interaction did one or more orcas make physical contact with the boat? | ||
| Did not answer | 130 | |
| No | 16 (18.2%) | |
| Yes | 72 (81.8%) | |
| If no, how close were the orcas to the boat in metres | ||
| Did not answer | 218 | |
| Adult | ||
| 1 | 19 (34.5%) | |
| 2 | 19 (34.5%) | |
| 3 | 7 (12.7%) | |
| 4 | 5 (9.1%) | |
| 5 | 3 (5.5%) | |
| 6 | 2 (3.6%) | |
| Did not answer | 163 | |
| Juvenile | ||
| 1 | 9 (31.0%) | |
| 2 | 15 (51.7%) | |
| 3 | 1 (3.4%) | |
| 4 | 2 (6.9%) | |
| 5 | 2 (6.9%) | |
| Did not answer | 189 | |
| Uncertain | ||
| 1 | 10 (29.4%) | |
| 2 | 6 (17.6%) | |
| 3 | 7 (20.6%) | |
| 4 | 3 (8.8%) | |
| 5 | 6 (17.6%) | |
| 6 | 1 (2.9%) | |
| 7 | 1 (2.9%) | |
| Did not answer | 184 | |
| State of tide | ||
| Not within 3 days of springs | 128 (58.7%) | 276 (62.7%) |
| Within 3 days of spring tide | 90 (41.3%) | 164 (37.3%) |