Hi! Wondering if my yellow cuc is laying eggs or is this from stress?
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Most sea cucumbers reproduce by releasing sperm and ova into the ocean water. Depending on conditions, one organism can produce thousands of gametes. Sea cucumbers are typically dioecious, with separate male and female individuals, but some species are protandric. The reproductive system consists of a single gonad, consisting of a cluster of tubules emptying into a single duct that opens on the upper surface of the animal, close to the tentacles.[12]
At least 30 species, including the red-chested sea cucumber (Pseudocnella insolens), fertilise their eggs internally and then pick up the fertilised zygote with one of their feeding tentacles. The egg is then inserted into a pouch on the adult's body, where it develops and eventually hatches from the pouch as a juvenile sea cucumber.[20] A few species are known to brood their young inside the body cavity, giving birth through a small rupture in the body wall close to the anus.[12]
In all other species, the egg develops into a free-swimming larva, typically after around three days of development. The first stage of larval development is known as an auricularia, and is only around 1 millimetre (0.039 in) in length. This larva swims by means of a long band of cilia wrapped around its body, and somewhat resembles the bipinnaria larva of starfish. As the larva grows it transforms into the doliolaria, with a barrel-shaped body and three to five separate rings of cilia. The tentacles are usually the first adult features to appear, before the regular tube feet.http://en.wikipedia.org/wiki/Sea_cucumber#cite_note-IZ-12
Yes, lol Honestly, I have never seen this before from him and I've had him for about 6 months.I guess I'm not sure what in the picture I should be looking at... that big pile of gravel looking pellets to the left of it?
Hahah! Maybe so, but that's one BIG pile of it :bounce:It's poooo
Hahah! Maybe so, but that's one BIG pile of it :bounce:
BTW Dallas Reefer... How is Dallas these days? I miss all the LFS there so much!
That is what non filter feeding cucumbers do. Eat sand, digest the algae, bacteria and cynao off of it and then poo the now nice clean sand back
Agreed-i have 2 cucumbers in my tank
@prsnlty-
Rain gives me a day off from my business to take care of REEF business! Although too much rain sucks.
Oh yeah. Do those yellow cucumbers give off toxins when they die. If they die?
So I guess he is not laying eggs, he's laying cable /rimshot
What type of cucumber is that?
I will also ask...Can they be poisonous like the spiny and apples?