REPRODUCTION IN THE FRESH | 水產百科網

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2013年5月30日 — Some crabs will mate standing up, facing one another, but most species actually prefer the missionary position, with the female beneath the male. Read More

Reproduction and lifecycle — For many aquatic species, mating takes place just after the female has moulted and is still soft. Females can store the ... Read More

An average clutch size for the female crab is between 150000-400000 eggs. ... Here they stay attached for about a year, the female keeping them healthy, by “ ... Read More

Reproduction. Let's talk about sex, baby! Male gender symbol retrieved from Microsoft Word 2010 clip art. Males. The male snow crabs go through a series of​ ... Read More

由 HC Liu 著作 · 2000 · 被引用 69 次 — The maturity, gonad development, mating behavior, breeding season, timing of release of young crabs, fecundity, and behavior of ovigerous females were studied. Read More

由 JCS Linhares 著作 · 2012 · 被引用 5 次 — The mating of the crabs depends on the individual level of sexual maturity and stage in the moulting cycle (Hartnoll 1969). In order to mate, the males must have​ ... Read More

Because of the hard exoskeleton, mating must occur directly after a molt, while the female is still soft. To ensure he will be there when she is ready, a male will ... Read More

由 HC Liu 著作 · 2000 · 被引用 69 次 — Mature males have sperm available for mating throughout the year. The deposition of yolk in females takes place mostly from April to June, with most of the eggs ... Read More