Page 9 - 《渔业研究》2025年第3期

266 渔 业 研 究 第 47 卷

37% Sample 12
37% Sample 24
Sample 17
37%
37% Sample 18
37%
Sample 3
37% Sample 5
Sample 1
37%
37% Sample 2
37% Sample 10
37% Sample 14
Sample 7
37% Sample 22
37%
37% Sample 4
36% Sample 6
37% Sample 11
Sample 16
37%
37% Sample 30
36% Sample 27
37% Sample 28
36% Sample 29
37%
Sample 13
37% Sample 19
37% Sample 21
Sample 20
89% 37% Sample 23
37%
Sample 26
37% Sample 9
36% Sample 15
37%
36% Sample 25
89%
AF152565 Crassostrea gigas COⅠgene
89% Sample 8
AF152567 Crassostrea angulata COⅠgene
AF152568 Crassostrea sikamea COⅠgene
AY632556 Crassostrea hongkongensis COⅠgene
99% AY632564 Crassostrea ariakensis COⅠgene
图 3 应用邻接法根据线粒体 COⅠ序列推断出的牡蛎样本间的系统发育树
Fig. 3 Phylogenetic tree of samples occurring in oyster reefs inferred from mitochondrial COⅠ
sequences with the neighbor-joining method
80 牡蛎礁区 * * 3 结论
Oysters reef zones
沉积物粒径的体积百分比/% The volume percent of sediment grain size 40 6 4 NS Bare zones * NS 群进行了本底调查，结果显示，该牡蛎礁区内存在
本研究对黄河三角洲飞雁滩沿海区域的牡蛎礁
60
非礁区
密度较高、生物量较大且大小规格均匀的长牡蛎群
20
体，表明黄河三角洲保护区的有效管理促进了该区
域牡蛎礁生态系统的恢复与保育。礁体内沉积物中
NS
具有较高比例的淤泥含量，建议将沉积掩埋威胁因
2
0
中砂 Medium sands
粗砂 Coarse sands 细砂 Fine sands 淤泥 Silt 黏土 Clay 素纳入到日后牡蛎礁生态修复与保育工作中来。综
极细砂 Very fine sands
合以上结果，本研究提供的飞雁滩牡蛎礁群的本底
调查数据可为黄河三角洲区域生态修复相关工作提
供有价值的参考信息，同时也为全国范围内牡蛎礁
的本底调查提供可借鉴的调查范式，助力中国沿海
图 4 牡蛎礁和非礁区沉积物粒径的体积百分比
经济城市的生态文明建设与低碳高质量可持续发展。
Fig. 4 The volume percent of sediments grain size from
oyster reefs and bare zones
参考文献（References） ：
注：NS 代表组间无显著性差异；*代表组间有显著性
差异。 ［ 1 ］ Southworth M, Harding J M, Wesson J A, et al. Oyster
(Crassostrea virginica, Gmelin 1791) population dynam-
Notes: NS represents no significant difference between
groups; * represents significant difference between groups. ics on public reefs in the Great Wicomico River, Virgin-