Blue crab's complex life cycle shaped by currents | 水產百科網
2014年3月15日—Crabsbroodtheireggsforabouttwoweeksandwillhatchoncethespongyeggmassdarkensfromyellowintoachocolatebrowncolor. ...
Leigh Giangreco | The (Salisbury, Md.) Daily Times
LEWES – This summer, watermen will haul thousands of bushels of blue crabs from the depths of local bays and oceans, carry them to shore and heap them onto plates from Baltimore to Dewey Beach.
Its hard to imagine, but the blue crabs natural environment is not flanked by Old Bay seasoning. In the span of about three years, Marylands signature crustacean undergoes a complex life cycle shaped by currents, which take them from bay to ocean and back again.
During the winter, crabs burrow in the mud and hibernate. But once the water warms up, theyll emerge and start feeding again.
Blue crabs mate throughout the summer, marking a once-in-a-lifetime event for the females but a frequent ritual for promiscuous male crabs. A male crab, or jimmy, will shed his exoskeleton as he grows througho...
Blue Crab Life Cycle | 水產百科網
Blue Crab Spawning | 水產百科網
Blue crab's complex life cycle shaped by currents | 水產百科網
Methods of Hatching Eggs of the Blue Crab | 水產百科網
on eggs of the blue crab in Chesapeake Bay. | 水產百科網
The Life Cycle of A Blue Crab in Florida | 水產百科網
TIDES | 水產百科網
【毛掌梯形蟹Trapezia cymodoce】梯形蟹科 (Trapeziidae)
水產分類:澎湖的蟹類中文名稱:毛掌梯形蟹學名:Trapeziacymodoce科別名稱:梯形蟹科(Trapeziidae)命名學者:(Herbst1799)
【漢氏梭子蟹Portunus haanii】梭子蟹科 (Portunidae)
水產分類:澎湖的蟹類中文名稱:漢氏梭子蟹學名:Portunushaanii科別名稱:梭子蟹科(Portunidae)命名學者:Stimpson1858
【真綿蟹Dromidiopsis dormia】綿蟹科 (Dromiidae)
水產分類:澎湖的蟹類中文名稱:真綿蟹學名:Dromidiopsisdormia科別名稱:綿蟹科(Dromiidae)命名學者:(Linnaeus1763)