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Kyne & Simpfendorfer.. - Shark Specialist Group

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Table 2.7. Reproductive biology of somniosid sharks. A litter size value in parentheses is the<br />

mean value. Where uterine litter size is not available ovarian fecundity may be given<br />

(ovarian).<br />

Species Location TL max<br />

(mm)<br />

Maturity (mm<br />

TL)<br />

Maturity<br />

%TL max<br />

Litter size<br />

Size at birth<br />

(mm TL)<br />

Reference<br />

Centroscymnus<br />

coelolepis<br />

Suruga Bay,<br />

Japan, NW<br />

Pacific<br />

♀ 1132<br />

♂ 924<br />

950-999 (L 50 )<br />

~700<br />

84-88<br />

76<br />

15-29 ~300-350 Yano & Tanaka<br />

(1988)<br />

West of British<br />

Isles, NE<br />

Atlantic<br />

♀ 1220<br />

♂ 1080<br />

1020 (L 50 )<br />

860 (L 50 )<br />

84<br />

80<br />

8-19 (14) -- Girard & Du<br />

Buit (1999)<br />

West of British<br />

Isles, NE<br />

Atlantic<br />

♀ --<br />

♂ --<br />

-- -- 8-21 (13.8) -- Clarke et al.<br />

(2001)<br />

SE Australia ♀ 1200<br />

♂ 1010<br />

~1100<br />

850-900<br />

92<br />

84-89<br />

8-19 (12) >320 Daley et al.<br />

(2002)<br />

Portugal, NE<br />

Atlantic<br />

♀ 1220<br />

♂ 1000<br />

985 (L 50 )<br />

~900<br />

81<br />

90<br />

1-25 (9.9) 233-300 Veríssimo et al.<br />

(2003)<br />

SE Australia ♀ 1120<br />

♂ 1000<br />

990 (L 50 )<br />

820 (L 50 )<br />

88<br />

82<br />

10-19 (15.5)<br />

ovarian<br />

-- Irvine (2004)<br />

Galicia, Spain,<br />

NE Atlantic<br />

♀ 1220<br />

♂ 1000<br />

1110-1150<br />

880-970<br />

--<br />

--<br />

5-22 (14) 270-290 Bañón et al.<br />

(2006)<br />

Centroscymnus<br />

owstoni<br />

Suruga Bay,<br />

Japan, NW<br />

Pacific<br />

♀ 1168<br />

♂ 882<br />

1000-1049 (L 50 )<br />

700-749 (L 50 )<br />

86-90<br />

79-85<br />

16-31 ~300-350 Yano & Tanaka<br />

(1988)<br />

SE Australia ♀ 1200<br />

♂ 960<br />

~950<br />

~750<br />

79<br />

78<br />

5-13 250-320 Daley et al.<br />

(2002)<br />

SE Australia ♀ 1150<br />

♂ 940<br />

1000 (L 50 )<br />

~700<br />

87<br />

74<br />

8-19 (12)<br />

ovarian<br />

-- Irvine (2004)<br />

Centroselachus<br />

crepidater<br />

SE Australia ♀ 1030<br />

♂ 940<br />

~820<br />

~620<br />

80<br />

66<br />

3-9 (6) 320 Daley et al.<br />

(2002)<br />

NE Atlantic ♀ 870<br />

♂ 690<br />

680<br />

520<br />

78<br />

75<br />

1-9 -- Nolan & Hogan<br />

(2003)<br />

SE Australia ♀ 1010<br />

♂ 880<br />

840 (L 50 )<br />

640 (L 50 )<br />

83<br />

73<br />

4-8 (6) ~310 Irvine (2004)<br />

Proscymnodon<br />

plunketi<br />

SE Australia ♀ 1540<br />

♂ 1330<br />

~1400<br />

~1080<br />

91<br />

81<br />

7-27<br />

ovarian<br />

-- Daley et al.<br />

(2002)<br />

SE Australia ♀ 1550<br />

♂ 1290<br />

1320 (L 50 )<br />

1110-1120<br />

85<br />

86-87<br />

19-43 (28)<br />

ovarian<br />

-- Irvine (2004)<br />

Scymnodalatias<br />

albicauda<br />

SE Atlantic ♀ 1110<br />

♂ --<br />

-- -- 59 -- Nakaya &<br />

Nakano (1995)<br />

Somniosus<br />

pacificus<br />

California,<br />

Eastern<br />

Central Pacific<br />

♀ 4300<br />

♂ --<br />

~3700<br />

--<br />

-- 372+<br />

ovarian<br />

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