Eye level of observers: 16 feet above water

Average ship speed: 8.0 knots during continuous watch

Continuous watch information (refer to[ Fig. B1]):

LegDateStart timeEnd timeStart positionEnd positionWeather—Visibility
1-22/2812001730U. Miami Dock
Va. Key
25-42N
80-02W
Beaufort II Visibility
3 miles
3-42/290800150024-26N
80-04E
25-00N
81-04W
Beaufort I Visibility
3.5 miles
5-62/300700168025-12N
80-46W
25-12N
81-10W
3.5 miles
7-82/310700090025-00
80-45W
Flamingo3.5 miles

Cetacean observations (refer to [Fig. B1]):

A‑2/28 104816 bottlenosed dolphins, Tursiops truncatus. 6 miles outside our course, headed west—rode bow briefly. Large concentrations of sea birds in area. One porpoise freeze branded N-1 on dorsal fin.
B‑2/29 11002 right whales directly ahead of vessel headed NE—40-foot female? with calf. 2 bottlenosed dolphins accompanying the whales were riding pressure wave off whale's head.
C‑2/29 140025-30 spotted porpoises, Stenella plagiodon, 1.25 miles outside our course, heading 240° mag. Did not ride bow wave.
D‑2/30 13008 bottlenosed dolphins, Tursiops truncatus, 200-300 yards inshore of our course, milling in area of concentrations of mullet and other small schooling fishes, dolphins (porpoises) and birds feeding on fish.

[SIGHTING INFORMATION]

DATE AND LOCAL TIME [Handwriting: 27 January 1977 0845] LOCATION[13] [Handwriting: Ca. 25°00'N, 80°30'W]
WEATHER CONDITIONS [Handwriting: Scattered rain squalls, visibility 1-1.5 mi, Temp 42°F]
OCEANOGRAPHIC CONDITIONS[14] [Handwriting: Swells 1-2 feet, scattered white capsWinds from S.E. @ 3-8 knots, gusting in squalls to 15 knots.]
SPECIES[15] [Handwriting: Right Whales, Eubalaena glacialis (45 ft/15 ft)] NUMBER OF ANIMAL(S) [Handwriting: 2]
HEADING OF ANIMAL(S) [Handwriting: 015°] SPEED OF ANIMAL(S) [Handwriting: 1-2]
(MAGNETIC) (KNOTS)
ASSOCIATED ORGANISMS[16] [Handwriting: Bottlenosed dolphins, Tursiops truncatus (3)and unidentified gulls (10-20)]
TAGS OR UNUSUAL MARKINGS [Handwriting: One whale had deep slash across back about3 ft. behind blowholes-area of slash was white.]
CHARACTERISTICS OBSERVED WHICH RESULTED IN SPECIES IDENTIFICATION [Handwriting: 45 ft, Nodorsal fin, smooth black back, high arching jaws, yellowish-orangegrowths on head, coastal habitat]
BEHAVIOR OF ANIMAL(S) [Handwriting: Adult whale swam steadily north, calf closebeside, Bottlenosed dolphins riding in front of adults head.]
SKETCHES [Hand-drawn illustration of whales, dolphins and distinguishing features.]
PHOTOS AVAILABLE YES [tick] NO
[Handwriting: Photos (GEL, Roll 16, frames 8-30)]
ADDITIONAL REMARKS [Handwriting: Dolphins remained with whales entire 1/2 hour ofobservation, appently riding on pressure wave.]
NAME AND ADDRESS OF OBSERVER (SHIP OR A/C) [Handwriting: G. E. Lingle,Naval Undersea Center, San Diego, California 92132 andG. A. Antonelis, NMFS, Seattle, Washington 98105 aboard the RVCape]