u12 - AWOIS 7509

FE312SS/88 -- OPR-C121-WH-88; WHILE SEARCHING FOR AWOIS ITEM 1634, TWO SIDE-SCAN SONAR CONTACTS WERE LOCATED AND IDENTIFIED AS WRECKAGE (ALSO REFERENCE ITEM 7508); AN OBSTRUCTION (SSS CONTACT NO. 379.6S) WAS FOUND; DIVER LEAST DEPTH OF 36 FT. IN PRESENT SURVEY DEPTHS OF 38 FT.; REMAINS OF A PORTION OF A KEEL OF A METAL HULLED VESSEL; VESSEL WAS LYING INVERTED WITH THE KEEL EXPOSED; PORTION OF MIDSECTION OF VESSEL WAS VISIBLE; ENTIRE STRUCTURE WAS COATED WITH ANTI-FOULING PAINT; 45 FT. WIDE AT THE BEAM, 37 FT. AT THE NORTHERN END AND 18 FT. LONG; SOUTHERN END OF SITE WAS BENT AND TWISTED; HULL STOOD APPROXIMATELY 3 FT. OFF THE BOTTOM AT THE NORTHERN END, AND A SAND SCOUR AT THE SOUTHERN END EXPOSED APPROXIMATELY 6-8 FT. OF THE WRECK (3-4 FT. BELOW THE SURROUNDING BOTTOM). (ENTERED MSM 10/89)

H10668/97 -- OPR-C399-RU; 200% SIDE SCAN SONAR SEARCH LOCATED ONE SIGNIFICANT CONTACT. SWMB LD OF 11.0 METERS (36 FEET). EVALUATOR RECOMMENDS DELETING THE CHARTED 39 AND 36-FOOT OBSTRUCTIONS AND CHARTING A 36 OBSTN AS SURVEYED. (UP 12/22/04, SJV)


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Smooth Dogfish

Smooth Dogfish
Mustelus canis

Size:
to 4ft (male)
to 5 ft (female)

Habitat:
shallow coastal waters, in depths 30 ft and below.

Notes:

Smooth Dogfish are tannish-gray, slate-gray, or brown above. The lower sides and belly are white, grayish-white, or yellow. A sooty spot is often found near the tip of the upper lobe of the caudal fin. The species is distributed from New Brunswick, Canada, to Uruguay, and inhabits the bottoms of estuaries and coastal waters out to a depth of about 650 feet. During the spring and summer, most of the sharks are found in waters less than 60 feet deep.