Blunt-end Sea Hare Family Aplysiidae - Dolabella Origin East Indian Ocean, The Red Sea Max length 50 cm (19,7") As aquarium fish Minimum volume 200 cm (53 gal) Hardiness Average : ... Sea hares are very effective at eating most types of algae, although not all of them, so do research this beforehand. Die letzten beiden Tage wurde er dazu auch etwas hektisch da die Garnele ihn ständig störte. As it doesn’t eat every algae type, in case of a specific algae plague, find out more precise information. 32, 389–395 (1975), Pauly, D.: Single-species dynamics in a multispecies context, pp 33–70. 1978). Increasing the intensity of the stimulus towards the end of the trials produced the same complete head withdrawal response as those at the start of the trials (J. Kong, personal observation). Beeman, R. D.: An ecological study of Phyllaplysia taylori Dall 1900, Gastropoda: Opisthobranchia, with an emphasis on its reproduction. Box 1501, Makati, Metro Manila, Philippines, Marine Laboratory, Silliman University, Dumaguete City, Philippines, You can also search for this author in Sated wedge sea hares were hypothesised to have a longer duration of head withdrawal reflex to starved wedge sea hares, indicative of their food-induced reflex depression.
Haltung im Aquarium: Kein Anfängertier. Discussion. A value of Z=3.66, corresponding to an annual survival rate of 2.6%, was estimated for the juveniles and adults from a length-converted catch curve. The last several days my sea hare has been acting funny. Dolabella auricularia is a marine gastropod with an internal calcareous shell.Common names include Blunt-end sea hare, Sea hare wedge, Sea hare hatch and Shoulder-blade sea cat. - 22.214.171.124. Perhaps the first, most obvious consideration about the proper aquarium conditions to raise a sea hare it to look at its maximum size, at full maturity. They tend to mate in and lay their eggs in the seagrass in coastal waters. With that said, if you have a massive algae problem or just have a soft spot for the soft-bodied sea slugs, this article should help you figure out if they are something you want to add to your tank. J. mar. If your Aplysia or wedge sea hare has inked, then you need to act quickly to remove the substance from the water.
That works great, in the wild, where the sea hare can escape into a rock, or the sand and the predator swims away while the ink dissipates in the ocean water–but in the confines of the reef aquarium, there is nowhere for the ink to dissipate to–which can cause some big problems. Dolabella auricularia, like all Sea Hares, is a herbivore. We’re sorry, something doesn't seem to be working properly. The sea hare will do well in a tank with a sandy substrate and particularly a deep sand bed because they love to burrow in the sand. Ich konnte sie immer wieder beobachten wie sie ihn "belästigte" und er sich deshalb immer öfter im Sand vergraben hatte um dem auszuweichen. 2003).
Ihre Sicherheit, auch die Ihrer Daten, ist uns sehr wichtig. They have big appetites and need a lot of green stuff to survive. Dolabella auricularia is a rather large species which can reach a length of 40 centimetres (16 in). Dolabella auricularia can be found in the Indian Ocean and the western and NW Pacific. The Aplysia sea hare itself is a docile, non-aggressive invertebrate that shouldn’t cause any compatibility issues on its own. Ass. U.K. 47, 565–590 (1967b), Kandel, E. R.: Behavioral biology of Aplysia. Ronald L. Shimek. 2005). Description. Its body is covered with tubercles and skin flaps. This amazing invertebrate grows up to 16 inches in length! 1, 725 pp. Wedge sea hares are not affected by the chemical defences of algae but have a preference towards less tough algae (Pennings and Paul 1992). In the aquarium on Heron Island, the sea hares ate the red algae, When given algae in the aquarium on Heron Island, the wedge sea hare
Most species seem to live for about one year, although the tropical Sea Hare Dolabella auricularia can live for six years in an aquarium and the Antarctic cephalaspidean Philine gibba can live for up to four and a half years in nature. However, there is one interesting behavioral trait about these amazing gastropods that makes them incompatible with any other aggressive species that might pick on it. Heute lag er leblos vor dem Riff und die Garnele saß auf ihm. [Message in] Sea Slug Forum. auricularia. In this case, a "normal" aquarium is a reef aquarium with mixed corals or a fish only aquarium with an approximately salinity of 1.026 (sg) and a temperature close to 26°C.Species requiring more than a 4000-liter tank are considered not suitable for home aquarium. No effect of food arousal was found on the duration of withdrawal response (P > 0.05, Fig. Es wird ein Aquarium von mindestens 450 Liter empfohlen. "Hardiness" indicates how resistant this species is to disease and how well i tolerates bad conditions in general. An decrease in the degree of head withdrawal response with continued presentation of the stimuli suggest some habituation to the stimuli. The increasing trend of the duration of head withdrawal suggests D. auricularia may have developed muscle fatigue to continued presentation of the stimulus (Fig. you intend to keep this animal in your tank, over the long run, you will most likely have to feed it daily with sheets of dried macroalgae, like nori, although some individuals might not take prepared/dried algae like that. Some species doesn't handle transportation very well, but that doesn't mean that the species isn't hardy under the right conditions. 2, 627–652 (1967a), Carefoot, T. H.: Growth and nutrition of Aplysia punctata feeding on a variety of marine algae. These guys are great at taking care of hair algae but if you run out of algae they won't last long. Lifespan: 6 Years; Hermaphroditic; Natural habitat. PubMed Google Scholar, Pauly, D., Calumpong, H. Growth, reproduction and mortality of the sea hare Dolabella auricularia (Gastropoda: Aplysiidae) in the Central Visayas, Philippines. Not reef safe: This species is a threat to most corals and/or other invertebrates. Rudman, W.B., 2001 (Apr 8). The decrease in defensive reflexes lasted 30 minutes after initial stimulation with food (Advokat 1980). A contribution to the comparative study of opisthobranch molluscs, 463 pp. In the wild, Dolabella auricularia and other Aplysia family sea hare slugs enjoy living in slow-moving ocean waters and is camouflaged to blend in with its food, while it is eating and improve their odds of becoming food for something else. San Franciso: W. H. Freeman and Company 1979, Nishiwaki, S., H. Ueda and T. Makioka: Tagging studies on the growth of the sea hare Aplysia kurodai on an intertidal rocky shore. Sea hares require a great deal of algae to survive, so it is advisable to pass it on when its task is accomplished.When it dies, a large amout of nutients are released to the water, so it must not be kept too long without sufficient algae. Reef safe with caution: This species may be a threat to some types of invertebrates. 1). The purple-pink ink ball around the piece of algae and bring its oral lobes, A distinctive characteristic of sea hares in general is inking when If you are having serious issues with hair algae or other problem algae, consider getting an emerald crab instead. Ciba Foundation, Colloquia on ageing V. The life span of animals. It’s recommended that only expert-level hobbyist attempt to take on this fascinating invertebrate because it can be quite risky to care for them in a community tank. Some people would put an argument forward that raising a sea hare in captivity is a bit of an ethical issue–because if you don’t keep up with the feedings, they will starve.
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