Species (Sp) Key:CODO - Common Dolphin (Delphinus delphis) |
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Table 1: The sightings and observations made by the "Rosita" crew on Leg 1 of their journey.
| Date | On/off effort V-vis; A-acstc | Time (UTC) | Lat (N) | Long (W) | Depth (m) | Temp (F) | Sea State | Clouds (%) | Vis. (mi) | Hdg (mag) | Obsvrs | Sp. | # | Dist and brg | Comments |
| 5/3/00 | Off | 2155 | 4203.9 | 6940.1 | 44.2 | 4 | WSDO | 25-35 | |||||||
| 5/5/00 | Off | 1330 | 4116 | 6426 | 46 | 3 | CODO | 5 | |||||||
| 5/5/00 | Off | 1430 | 4117 | 6407 | 47 | 4 | UNSW | 1 | 1.5 mi | Breach, ~20ft anmal | |||||
| 5/7/00 | Off | 1400 | 2549 | 4109.3 | 60 | 6 | UNDO | 200 | |||||||
| 5/9/00 | Off | 1134 | 4059.8 | 5132 | 56 | 5 | SPWH | 2 | Surfaced next to boat | ||||||
| 5/10/00 | Off | 600 | 4117.4 | 4855.9 | 56 | 2 | UNDO | 3 | |||||||
| 5/11/00 | Off | 1724 | 4148.7 | 4533.3 | 65 | 4 | BLWH | 1 | 300 m | Saw terminal dive, small dorsal fin on large back. | |||||
| 5/12/00 | Off | 1845 | 4319.2 | 4221.6 | 63 | 4 | CODO | 15 | |||||||
| 5/13/00 | Off | 500 | 4346.5 | 4057.9 | 57 | 5 | UNDO | ||||||||
| 5/13/00 | Off | 1000 | 4359.4 | 4016.6 | 57 | 3 | UNDO | 5 | |||||||
| 5/13/00 | Off | 1200 | 4408.3 | 3958.3 | 59 | 5 | UNDO | 1 | |||||||
| 5/13/00 | Off | 1814 | 4431.2 | 3904.8 | 58 | 3 | STDO | 50 | |||||||
| 5/13/00 | Off | 2100 | 4439.9 | 3837.7 | 57 | 3 | CODO | 1 | |||||||
| 5/14/00 | Off | 1400 | 4530.3 | 3616.5 | 57 | 3 | CODO | ||||||||
| 5/14/00 | Off | 1600 | 4536.5 | 3559.2 | 57 | 3 | CODO | 10 | |||||||
| 5/15/00 | Off | 1600 | 4652.2 | 3242.2 | 55 | 4 | PIWH | 75-100 | W/ mixed dolphin group. W/ boat on and off all day | ||||||
| 5/15/00 | Off | 1600 | 4652.2 | 3242.2 | 55 | 4 | CODO | W/ pilot whales | |||||||
| 5/15/00 | Off | 1600 | 4652.2 | 3242.2 | 55 | 4 | STDO | W/ pilot whales | |||||||
| 5/16/00 | Off | 605 | 4731.1 | 3039.5 | 58 | 6 | PIWH | 100 | W/ boat until 0800 | ||||||
| 5/16/00 | Off | 1400 | 4745.6 | 2915.9 | 58 | 5 | STDO | 300 | Porpoising fast | ||||||
| 5/17/00 | Strt-V,A | 1820 | 4909.8 | 2427.8 | 56 | 6 | 100 | >5 | 90 | MJM LAC |
~40 mi frm Comm. Morris Grds. Under sail 9 kts | ||||
| 5/17/00 | On-V,A | 1850 | 4910.3 | 2421.9 | 56 | 6 | 100 | >5 | 90 | MJM LAC |
2sperm whales clicking. Winds 25 NW | ||||
| 5/17/00 | On-V,A | 1920 | 4911.1 | 2415.1 | 56 | 6 | 100 | >5 | 90 | MJM LAC |
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| 5/17/00 | End | 1954 | 4912.8 | 2404.3 | 56 | 6 | 100 | >5 | 90 | MJM LAC |
Hove to for dinner | ||||
| 5/18/00 | Strt-V,A | 621 | 4917.1 | 2315.4 | 55 | 4 | 100 | >5 | 52 | PKH MJM |
1 visual, 1 acoustic observer | ||||
| 5/18/00 | On-V,A | 704 | 4920.4 | 2310.6 | 55 | 4 | 100 | >5 | 50 | PKH MJM |
Hdg diagonally across Comm. Morris grd | ||||
| 5/18/00 | On-V,A | 730 | 4923.5 | 2306.4 | 55 | 4 | 100 | >5 | 50 | PKH MJM |
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| 5/18/00 | On-V,A | 802 | 4924.9 | 2304.7 | 55 | 4 | 100 | >5 | 50 | PKH MJM |
Faint ship-as it grows louder, Pc stop clicking | ||||
| 5/18/00 | On-V,A | 832 | 4927 | 2301.9 | 55 | 4 | 100 | >5 | 50 | PKH MJM |
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| 5/18/00 | On-V,A | 913 | 4930.5 | 2256.1 | 55 | 4 | 100 | >5 | 50 | PKH MJM |
2 visual, 1 acoustic observer | ||||
| 5/18/00 | On-V,A | 1000 | 4934.5 | 2254.2 | 55 | 4 | 100 | >5 | 50 | ARK EP |
ship still heard - radar shows it at 11 miles | ||||
| 5/18/00 | On-V,A | 1040 | 4937.9 | 2251.4 | 55 | 4 | 100 | >5 | 20 | ARK EP |
chgd course to avoid ship at 4 mi | ||||
| 5/18/00 | On-V,A | 1100 | 4938.6 | 2251.2 | 55 | 4 | 100 | >5 | 50 | ARK EP |
ship passed w/n 1.5 mi. no noticable sound change w/passing | ||||
| 5/18/00 | On-V,A | 1134 | 4941.5 | 2246.9 | 55 | 4 | 100 | >5 | 50 | ARK EP |
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| 5/18/00 | On-V,A | 1154 | 4943.2 | 2244.8 | 55 | 4 | 95 | >5 | 50 | ARK EP |
ship at 9 mi- just beginning to hear dolphins again. Obscured or silenced? Ship noise very faint. | ||||
| 5/18/00 | On-V,A | 1206 | 4949.2 | 2243.5 | 55 | 4 | 95 | >5 | 50 | ARK EP |
ship no longer audible at 10.7 mi. Heard at greater distance when approaching | ||||
| 5/18/00 | On-V,A | 1245 | 4947.4 | 2240.1 | 55 | 4 | 90 | >5 | 51 | ARK EP |
Ship starting up? Not seen on radar at 24 mi. At 1308, no longer audible | ||||
| 5/18/00 | On-V,A | 1330 | 4950.7 | 2236.4 | 55 | 4 | 60 | >5 | 51 | ARK EP |
Distant dolphins heard | ||||
| 5/18/00 | On-V,A | 1400 | 4953.2 | 2233.2 | 55 | 4 | 35 | >5 | 51 | LAC PKH MJM |
1354- ship sound heard but became inaudible | ||||
| 5/18/00 | On-V,A | 1430 | 4955.6 | 2230.8 | 55 | 4 | 35 | >5 | 51 | LAC PKH MJM |
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| 5/18/00 | On-V,A | 1500 | 4957.9 | 2228.6 | 55 | 4 | 35 | >5 | 51 | LAC PKH MJM |
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| 5/18/00 | On-V,A | 1530 | 5000.2 | 2226.1 | 55 | 3 | 50 | >5 | 51 | LAC MJM |
Nuffink | ||||
| 5/18/00 | On-V,A | 1600 | 5002.9 | 2224.1 | 54 | 4 | 75 | >5 | 51 | LAC MJM |
Sperm whales heard, distant dolphin whistles | ||||
| 5/18/00 | On-V,A | 1630 | 5006.4 | 2221.6 | 55 | 4 | 75 | >5 | 51 | LAC MJM |
Loud sperm whales | ||||
| 5/18/00 | End | 1720 | 5010.4 | 2217.1 | 55 | 4 | 75 | >5 | 65 | PKH ARK |
End trackline. No whales sighted. Sperm wh and dolphins heard | ||||
| 5/18/00 | Off | 2100 | 5028.4 | 2157.2 | 55 | 3 | WSDO | 20 |
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