Table 1: Biological features of seven sharks analyzed in this study.

Scientific nameC. anguineus N. cepedianus H. perlo H. griseus H. nakamurai S. pacificus P. microdon

Captured locationSuruga BayFutaoi IslandSuruga BaySagami BayIshigaki IslandSuruga BaySuruga Bay
Captured date25 Sep. 20075 Feb. 200826 Sep. 19969 Jul. 20085 Sep. 200931 Mar. 200913 Oct. 2008
SexFMFFMMF
Total length (mm)1,4801,500715 4,2701,3002,9002,084
Body length (mm)1,226Un483 UnUn2,4501,685
Body weight (g)10,40017,0001,272Un7,000Un43,040
Gill cleft number677 6 65 5
Dorsal fin number111 1 12 2
Nucleotide identity with previously published mtDNA nucleotide sequences  Primary99.7% with
C.  anguineus  
CYTB
(D50022)
98.7% with
N.   cepedianus  
CYTB
(M91186)
97.3% with
H.  perlo  
12S rRNA
(AY14788)
100% with
H.  griseus  
CYTB
(DQ132493)
H.  nakamurai
mtDNA sequences
have not been
published so far.
100% identity with
S.  pacificus  
CYTB
(EF090957)
97.0% with
P.  microdon  
CYTB
(DQ422078)
Secondary80.2% with
M.  pelagios  
CYTB
(U91440)
87.8% with
H.  griseus  
CYTB
(DQ132493)
93.1% with
H.  griseus  
12S
rRNA
(AY147887)
82.0% with
C.  anguineus  
CYTB
(D50022)
90.9% with
H.  griseus  
CYTB
(DQ132493)
84.2% with
S.  acanthia  
CYTB
(Y18134)
89.9% with
G.  attenuatus  
CYTB
(DQ422079)

Un: the feature is not known.