Haltung im Aquarium: Kein Anfängertier. disturbed, like an octopus or squid (Pennings 1994). The purple-pink ink Beeman, R. D.: An ecological study of Phyllaplysia taylori Dall 1900, Gastropoda: Opisthobranchia, with an emphasis on its reproduction. Physiol. Not reef safe: This species is a threat to most corals and/or other invertebrates. Lifespan: 6 Years; Hermaphroditic; Natural habitat. No evidence of habituation or retention of learning was observed with time since first stimulation (P > 0.05, Fig. Aplysia Sea Hare Slug: Facts, Eggs, Ink & Care Guide, 23 Quick tips: controlling aquarium algae in a saltwater tank, Frogspawn Coral: How to care for Euphyllia divisa in saltwater aquarium, Mandarin Goby, Synchiropus splendidus, in the Reef Aquarium, 25 Best beginner saltwater fish (including 7 to avoid). In: Proceedings of the Fourth International Coral Reef Symposium, Manila, Vol. Comment on Chemical defense in Dolabella by Julia Brooke. Dolabella auricularia, like all Sea Hares, is a herbivore. Even though sea hares are hermaphroditic, they are not self-fertilizing, so two slugs are required to breed. 1). As such, it can be a bit challenging to find them for sale. Individuals of D. auricularia (n = 3) were collected from the reef crest lagoon on Heron Island, Australia and transported immediately to the field laboratory. Reef safe with caution: This species may be a threat to some types of invertebrates. This site participates in the Amazon Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees at no additional direct cost to you by linking to some products on Amazon.com. The sea bunny slug is a fascinating underwater creature that has little in common with an actual rabbit, despite its appearance. Dolabella auricularia, also known as the wedge sea hare, is a species of large sea slug, a marine opisthobranch gastropod mollusk in the family Aplysiidae, the sea hares. You will also find that an Aplysia sea hare will try and redecorate your tank regularly by clumsily knocking things over. Hatte mich wegen einer Algenplage für den Kauf eines Seehasen entschieden. Our partners can also use these cookies and data like IP-address for personalized advertisement. Individuals were starved of algae in the aquarium overnight prior to the start of the trials (approximately 12 hours). 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. Avoid eating wedge sea hares unless properly cooked and prepared. In the sea hares of the genus Dolabella the back end of the body has turned into a slanted disc-like shield, with a large, calcified shell buried inside. Another area of warning is that if your sea hare gets spooked and ‘inks’ in your tank, you could suffer some pretty significant losses. This is a preview of subscription content, log in to check access. 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. Dolabella auricularia, also known as the wedge sea hare, is a species of large sea slug, a marine opisthobranch gastropod mollusk in the family Aplysiidae, the sea hares. Work was conducted in J. mar. 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. 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. 2005). Always reef safe: No sources indicate that this species will harm corals or other invertebrates. The indifference to chemical defences may allow wedge sea hares to utilise the chemical defences of algae for their own defence. If you are having serious issues with hair algae or other problem algae, consider getting an emerald crab instead. Dolabella auricularia is a rather large species which can reach a length of 40 centimetres (16 in). The growth parameters W∞ and K of the von Bertalanffy growth equation were estimated from size-frequency data of the sea hare Dolabella auricularia using an objective, computer-based method. Ihre Sicherheit, auch die Ihrer Daten, ist uns sehr wichtig. auricularia. The body will then curl up into a Furthermore, they will release a kind of ink when feeling threatened. So if you do decide to add one to your tank, please have a good plan for what you want to do once they clean up your tank. Dolabella auricularia wird umgangssprachlich oft als Seehase, Keilförmiger Seehase bezeichnet. 2003). If you’re looking for a challenging, unusual invertebrate to add to your tank, take a look at the Aplysia Sea Hare Slug Due to the possible toxins, a sea hare can release, and it’s specific care requirements, this species is considered very difficult to keep. This species can be found with soft pustules, leading to a rather knob-like appearance. 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. In Cebu, Phillippines, there was no difference between ingestion rates of algae with the time of day but smaller wedge sea hares ate less algae than larger ones (Lozada et al. Most species are easy to keep in an aquarium as long as there are enough algae, although some species do have slightly more specific food requirements. Dolabella feeds on a variety of algae. The results obtained from two locations in the central Philippines were comparable, although based on only a few individuals; the means for both sites were W∞=493 g and K=0.9 (yearly basis). When they die, they die in mass numbers, washing ashore by the dozen. biol. More about that later. The vestigial, internal shell has a typical ear-like form. 1984https://link.springer.com/article/10.1007/BF00393260, http://rfbolland.com/okislugs/dolaauri.html, http://www.marketmanila.com/archives/lukot-sea-hare-secretions, "Immunotoxins and Anticancer Drug Conjugate Assemblies: The Role of the Linkage between Components", https://en.wikipedia.org/w/index.php?title=Dolabella_auricularia&oldid=916438583, Creative Commons Attribution-ShareAlike License, This page was last edited on 18 September 2019, at 22:43. Die letzten beiden Tage wurde er dazu auch etwas hektisch da die Garnele ihn ständig störte. To investigate the latency of retention of defensive responses in D. auricularia, the stimulation process was repeated for each individual 30 minutes and 60 minutes after the first stimulation for both the fed and unfed treatments. This species can eat large amounts of algae (relative to their size) from rocks, like green hair algae and filamentous algae. Description. Range: Indo-West Pacific Ocean Size: 16 inches (40 cm) Natural Environment: Inhabits intertidal zones where seaweed and seagrass occurs and is usually seen to depths of about 6 to 30 feet (2 - 10 m). Part of Springer Nature. If that doesn't work, please contact support so we can address the problem. Often reef safe: Only a few aquarists has reported problems keeping this species with corals and other invertebrates. 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. 2004. A contribution to the comparative study of opisthobranch molluscs, 463 pp. While far from perfect, (all crabs are opportunistic eaters and might take the opportunity to eat something you don’t want them to), the mithrax crab, if it causes problems, will cause problems much more slowly than a sea hare. This is because of the poisonous ink they have inside them and use to protect themselves. 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. ball around the piece of algae and bring its oral lobes, A distinctive characteristic of sea hares in general is inking when The only reason I got rid of mine was because I was not able to feed him consistently every day (work and travel) and they are pooping machines. Best wishes, Bill Rudman. Ass. Have a look at the Dolabella references page for some relevant literature. 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. This factoid can elude the casual onlooker at the local fish store because they can be sold at much smaller sizes. Giftigkeit: Vergiftungsgefahr unbekannt. This delicacy is called in the Philippines Lukot or Lokot. Haltung im Aquarium: Kein Anfängertier. Marine Biology 79, 289–293 (1984). An decrease in the degree of head withdrawal response with continued presentation of the stimuli suggest some habituation to the stimuli. Ich kann also ebenfalls bestätigen, dass die gemeinsame Haltung von Seehasen und Garnelen problematisch sein kann. wedge sea hares come from. It could be rocks, decorations (if you have them) or even coral frags. Zudem ist für die Benutzung dieser Seite der Einsatz von Cookies erforderlich. Ciba Foundation, Colloquia on ageing V. The life span of animals. Intertidal rock pools are also a favoured place to live. Bilddetail, © Anne Frijsinger & Mat Vestjens, HollandEingestellt von AndiV.Mit freundlicher Genehmigung des Urhebers Anne Frijsinger & Mat Vestjens, Holland (Anne Frijsinger & Mat Vestjens, Holland) Bilddetail, Der letzte Beitrag in der Unterhaltung über Dolabella auricularia, Wenn Sie noch kein Benutzerkonto haben, können Sie sich kostenlos registrieren. Satiation has been shown to increases the time to induce a feeding response in Aplysia californica (Susswein et al. No effect of food arousal was found on the duration of withdrawal response (P > 0.05, Fig. [2], This sea hare lives in areas that are sheltered from rough currents. "Minimum volume" indicates the size of the tank needed to house this species under optimal conditions. © 2020 Springer Nature Switzerland AG. Individuals of D. auricularia were returned to the collection site after experimentation. Ich konnte sie immer wieder beobachten wie sie ihn "belästigte" und er sich deshalb immer öfter im Sand vergraben hatte um dem auszuweichen. 2005). You will also find there a link to a page of references on the biology of Dolabella. The Dolabella Sea Hare also known as Wedge Sea Hare is a very effective algae eater and will clean up hair algae in no time. Reef safe with luck: Most specimens will harm corals and/or other invertebrates, but you might be lucky. The tank will need to be slug-proof as it’s not uncommon to see sea hares get sucked up into the filter. Keep in mind that an Aplysia sea hare can grow large quite quickly–which makes it even harder for you to grow enough algae to keep them fed. U.K. 47, 565–590 (1967b), Kandel, E. R.: Behavioral biology of Aplysia. Since sea hares like the dolabella are so adept at taking care of algae problems, some shops rent them out to help keep them properly fed and help aquarium owners get rid of problem algae. 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. Der Kalziumwert sollte beobachtet werden.Gruß verhuth, World Register of Marine Species (WoRMS) (englisch), Sie können nur Bilder im JPEG-Format hochladen, Sie müssen die Urheberrechte an dem Foto besitzen. the laboratory at Heron Island Research Station, Australia.

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