Reproductive Biology of Pacific Herring (Clupea harengus pallasi)

Reproductive Biology of Pacific Herring (Clupea harengus pallasi)
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太平洋鲱鱼(Clupea harengus pallasi)的生殖生物学

DOI:
10.1139/f85-267
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发表时间:
1985
影响因子:
2.4
通讯作者:
D. Hay
D. Hay
中科院分区:
农林科学2区
文献类型:
--
作者:
D. Hay

文献摘要

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大多数不列颠哥伦比亚鲱鱼在夏末开始性成熟,并在随后的三月或四月达到性成熟。当它们成熟时,大多数种群从夏季觅食地迁移到越冬区,然后迁移到近岸浅产卵区。此外,新招募的性成熟鱼类会在夏季或冬季加入成年产卵种群。这些事件发生在不可预测的环境中。因此,太平洋鲱鱼(Clupea harengus pallasi)的繁殖可以被视为保持同步性和精确性的生物学问题:特别是(1)雄性和雌性以及(2)新产卵者与前几年产卵的成鱼的同步成熟。需要生物精度来确保配子在正确的时间在正确的位置释放。需要进一步的精度来实现鸡蛋数量和鸡蛋大小之间的适当平衡,然后控制沉积在底部的鸡蛋密度。一年生...
Most British Columbia herring begin sexual maturation in the late summer and become sexually mature in the subsequent March or April. As they mature, most stocks migrate from summer feeding grounds to overwintering areas and then to shallow nearshore spawning areas. Also, newly recruited, sexually maturing fish join the adult spawning stocks, either on the summer or winter grounds. These events occur in an unpredictable environment. Consequently, reproduction in Pacific herring (Clupea harengus pallasi) may be viewed as a biological problem of maintaining synchrony and precision: specifically the synchronous maturation of (1) males and females and (2) the recruit spawners with the adult fish that have spawned in previous years. Biological precision is required to ensure that gametes are released at the correct place at the correct time. Further precision is required to achieve an appropriate balance between egg number and egg size, and then to control the density of eggs deposited on the bottom. The annua...