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Table 1 in Harbor seal pup dispersal and individual morphology, hematology, and contaminant factors affecting survival

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Zenodo2024-09-24 更新2026-05-26 收录
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Table 1. Mean and range for covariate values by group (SF = San Francisco, TB = Tomales Bay and TMMC = The Marine Mammal Center). The geometric mean is shown for contaminant concentrations (ng/g lipid weight). SFTBTMMCSample size19721MorphologyMass (kg)19 (13–27)20 (16–25)18 (13–25)Length (cm)85 (72–100)88 (83–95)86 (79–96)Girth (cm)72 (61–86)74 (65–83)69 (58–93)Blubber depth19 (14–25)19 (14–23)18 (13–22)(mm) Body condition1.0 (− 3.0–7.5)0.1 (− 1.9–1.9)− 1.0 (− 5.4–2.8)aSex (male, female)9, 105, 29, 12Blood IgG (mg/mL) WBC (/μL) T4 (nmol/L)24 (20–33) 7.4 (4.3–11.1)b 28 (10–58)26 (21–29) 8.3 (4.9–13.6)a, b 46 (18–62)29 (26–32)a 10.1 (6.2–15.0)a 19 (7 40)a –T3 (nmol/L)0.86 (0.53–2.32)0.61 (0.39–0.94)0.88 (0.52–1.46)Contaminants PCB9,777a1,7941,148DDT(2,594–30,075) 7,179(668–10,627) 3,897(229–7,528) 1,616aPBDE CHLD HCH OH(2,738–24,436) 1,053a (360–2,874) 373 (125–883) 27 (12–57) 18,601a(992–17,380) 192 (40–1,117) 252 (126–817) 43a (20 70) – 6,302b(318–5,885) 154 (61–876) 99a (47–461) 24 (17–42) 3,160(5,836–57,855)(1,952–27,880)(672–14,599) Note: IgG = serum immunoglobulin, WBC = total white blood cell count, T4 = serum total thyroxine, T3 = serum total triiodothyronine, PCB = polychlorinated biphenyls, DDT = summed dichlorodiphenyltrichloroethane and its metabolites, PBDE = polybrominated diphenylethers, CHLD = chlordanes, HCH = hexachlorocyclohexanes, and OH = the five contaminant classes summed. Superscript letters represent significant differences among groups.

表1 按组别划分的协变量均值与范围(SF=旧金山(San Francisco),TB=托马利斯湾(Tomales Bay),TMMC=海洋哺乳动物中心(The Marine Mammal Center))。污染物浓度以几何均值呈现,单位为ng/g脂重。 样本量:SF组19,TB组72,TMMC组18。 形态学指标: 体重(kg):SF组19(13~27),TB组20(16~25),TMMC组18(13~25) 体长(cm):SF组85(72~100),TB组88(83~95),TMMC组86(79~96) 围长(cm):SF组72(61~86),TB组74(65~83),TMMC组69(58~93) 脂肪层厚度(mm):SF组19(14~25),TB组19(14~23),TMMC组18(13~22) 身体状况指数:SF组1.0(-3.0~7.5),TB组0.1(-1.9~1.9),TMMC组-1.0(-5.4~2.8)[标注a] 性别(雄性/雌性):SF组9雄、10雌,TB组5雄、2雌,TMMC组9雄、12雌 血液指标: 血清免疫球蛋白G(Immunoglobulin G, IgG)(mg/mL)、白细胞总数(White Blood Cell, WBC)(/μL)、血清总甲状腺素(Total Thyroxine, T4)(nmol/L):SF组24(20~33)、7.4(4.3~11.1)[标注b]、28(10~58);TB组26(21~29)、8.3(4.9~13.6)[标注a,b]、46(18~62);TMMC组29(26~32)[标注a]、10.1(6.2~15.0)[标注a]、19(7~40)[标注a],无对应数据(–) 血清总三碘甲状腺原氨酸(Total Triiodothyronine, T3)(nmol/L):SF组0.86(0.53~2.32),TB组0.61(0.39~0.94),TMMC组0.88(0.52~1.46) 污染物指标: 多氯联苯(Polychlorinated Biphenyls, PCB):SF组9777[标注a],TB组1794,TMMC组1148 二氯二苯三氯乙烷及其代谢物总和(Summed Dichlorodiphenyltrichloroethane and Its Metabolites, DDT):SF组范围2594~30075,均值7179(668~10627);TB组均值3897,范围229~7528;TMMC组1616[标注a] 多溴二苯醚(Polybrominated Diphenyl Ethers, PBDE)、氯丹类(Chlordanes, CHLD)、六氯环己烷(Hexachlorocyclohexanes, HCH)及五类污染物总和(OH):SF组PBDE范围2738~24436,均值1053[标注a](360~2874),CHLD 373(125~883),HCH 27(12~57),OH均值18601[标注a](992~17380);TB组PBDE 192(40~1117),CHLD 252(126~817),HCH 43[标注a](20~70),无对应数据(–);TMMC组PBDE 6302[标注b](318~5885),CHLD 154(61~876),HCH 99[标注a](47~461),OH 24(17~42),其余污染物相关范围依次为3160(5836~57855)、1952~27880、672~14599 注:IgG=血清免疫球蛋白,WBC=白细胞总数,T4=血清总甲状腺素,T3=血清总三碘甲状腺原氨酸,PCB=多氯联苯,DDT=二氯二苯三氯乙烷及其代谢物总和,PBDE=多溴二苯醚,CHLD=氯丹类,HCH=六氯环己烷,OH=五类污染物总和。上标字母代表组间存在显著性差异。

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