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Dogfish egg case; ... While dogfish only lay about 22 eggs, the baby dogfish will grow protected inside the case for 9 months before they hatch. ... Whelk Eggs; Whelk egg cases are also commonly found on the strandline. The egg mass is made up of many smaller capsules with over 1000 eggs. Only a small percentage will hatch,
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www.riverocean.org.uk/ocean/exhibition/digibooth/beach....
www.riverocean.org.uk/ocean/exhibition/digibooth/beach.htm
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Knobbed whelk - Wikipedia, the free encyclopedia
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The knobbed whelk , Busycon carica , is a species of very large predatory sea snail, or in the USA, a whelk, a marine gastropod mollusk in the family Melongenidae, the busycon whelks and crown con...
en.wikipedia.org/wiki/Knobbed_whelk
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Not only is the sea full of interesting stuff, much of it ends washed up on the beaches. Everything found on the beach tells a story, it's just a case of finding ways of understanding them. ... Whelk egg cases on the shores may look like a lump of bubble wrap, but it's not. ... Inside Out - South of England:
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www.bbc.co.uk/insideout/south/series6/beachcombing.shtm...
www.bbc.co.uk/insideout/south/series6/beachcombing.shtml
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This lesson will help students to discover that the seashells found along sandy shores are formed by animals and that these shells help to protect the small animal inside. Students will also observe similarities and differences in shells and classify them in various ways. ... whelk egg case (if available)
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www.thirteen.org/edonline/nttidb/lessons/jx/shlljx.html
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We used genotypic data from three highly polymorphic microsatellite loci (two autosomal and one sex-linked) to examine micro-spatial and temporal arrangements of genetic paternity for more than 1,500 embryos housed along 12 egg-case strings of the knobbed whelk, Busycon carica.
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www.ingentaconnect.com/content/klu/227/2007/00000151/00...
www.ingentaconnect.com/content/klu/227/2007/00000151/00000001/00000463
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The Knobbed Whelk has several relatives, three of them can be found along the coast of Georgia: the Channeled Whelk, ... The egg case of the Channeled Whelk is not coin shapped like the other species mentioned here. The egg case of the Pear Whelk looks like a small version of the Lightning Whelk's egg case.
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amylyne.myweb.uga.edu/GSC/whelk.html
amylyne.myweb.uga.edu/GSC/whelk.html
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After mating the female will remain to lay an egg case. Whelk eggs resemble a telephone cord but actually consist of a number of separate capsules attached to a "string". Each capsule may contain from 0-20 ... WHEREAS, Busycon carica, commonly known as the Knobbed Whelk, is found naturally in the coastal waters of Georgia;
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www.e-referencedesk.com/resources/state-symbols/new-jer...
www.e-referencedesk.com/resources/state-symbols/new-jersey/shell.html
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Skate Egg Case: These bluish brown cases are the product of Skates, the largest group of Rays. The cases are often called “sea purses” or “mermaid purses.” Strong light from behind the cases will enable visitors to see the developing embryo inside. ... Channeled Whelk...
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www.enquirer.com/editions/1999/05/14/loc_touch_pool.htm...
www.enquirer.com/editions/1999/05/14/loc_touch_pool.html
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Soon after the animals were sorted into the tanks, the guide showed the whelk and explained the egg case string to the guests, then she carefully (more or less) dropped the whelk back into the sound. The main reproductive time for the channeled whelks is the fall. ... Each case may have as many as 100 eggs inside,
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other95.blogspot.com/2009/09/channeled-whelk-with-egg-c...
other95.blogspot.com/2009/09/channeled-whelk-with-egg-cases.html
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