Page 94 - 《水产学报》2025年第7期
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肖泽宇，等 水产学报, 2025, 49(7): 079308
OJCN1 OJCN2 OJCN3
12 12 12
1st 2st S 11 1st S 1st S
10 10 9 10
Sr/Ca/×10 3 8 6 B Sr/Ca/×10 3 8 7 6 5 B Sr/Ca/×10 3 8 6 B
2 4 F 4 3 2 F 4 2 F
1
0 0 0
0 400 8001 2001 600 2 000 0 400 800 1 200 1 600 0 400 800 1 2001 600 2 000
距耳石核心径长/μm 距耳石核心径长/μm 距耳石核心径长/μm
distance from the otolith core distance from the otolith core distance from the otolith core
(a) (b) (c)
OJCN4 OJCN5 OJCN6
12 12 12
1st S 1st S 1st S
10 10 10
Sr/Ca/×10 3 8 6 B Sr/Ca/×10 3 8 6 B Sr/Ca/×10 3 8 6 4 B
2 4 F 4 2 F 2 F
0 0 0
0 400 800 1 200 1 600 0 400 800 1 2001 6002 000 0 400 800 1 2001 600 2 000
距耳石核心径长/μm 距耳石核心径长/μm 距耳石核心径长/μm
distance from the otolith core distance from the otolith core distance from the otolith core
(d) (e) (f)
OJCN9 OJCN10 OJCN11
12 12 12
1st S 1st 2st S 1st S
10 10 10
Sr/Ca/×10 3 8 6 B Sr/Ca/×10 3 8 6 B Sr/Ca/×10 3 8 6 B
2 4 F 4 2 F 4 2 F
0 0 0
0 400 800 1 200 1 600 0 400 800 1 2001 6002 000 0 400 800 1 2001 600 2 000
距耳石核心径长/μm 距耳石核心径长/μm 距耳石核心径长/μm
distance from the otolith core distance from the otolith core distance from the otolith core
(g) (h) (i)
OJCN13 OJCN14 OJCN15
12 12 12
11 1st S 1st S 1st S
10 9 10 10
Sr/Ca/×10 3 8 7 6 5 B Sr/Ca/×10 3 8 6 B Sr/Ca/×10 3 8 6 B
3 4 4 4
2 F 2 F 2 F
1
0 0 0
0 400 800 1 200 1 600 0 400 800 1 2001 6002 000 0 400 800 1 200 1 600
距耳石核心径长/μm 距耳石核心径长/μm 距耳石核心径长/μm
distance from the otolith core distance from the otolith core distance from the otolith core
(j) (k) (l)
图 2 短期淡水依存型个体耳石 Sr/Ca 定量线分析结果
图中垂直虚线表示刀鲚的年轮，S.海洋生境，B.半咸水生境，F.淡水生境，下同。
Fig. 2 The Sr/Ca ratio line analysis results of type SF of C. nasus otolith
The vertical dashed line in the figure represents the annual rings of the C. nasus, S. marine habitats, B. semi-saline habitats, F. freshwater habitats, the
same below.
中国水产学会主办 sponsored by China Society of Fisheries https://www.china-fishery.cn
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