Maximum length is around 30 mm but usually smaller; in particular, the apical part of the shell is often worn away on older individuals. Assassin snail appearance Clea helena is definitely not the most inconspicuous assassin out there. Shell of aquarium Assassin Snail Clea helena (Anentome helena) - Acheter cette photo libre de droit et découvrir des images similaires sur Adobe Stock It is dioecious. © Copyright 2021 CAB International. When adding new Assassin Snails to a tank, go so slowly and gently. Ng et al. Existing choices were limited to things like pufferfish and the larger loaches, particularly botiine loaches, but these fish are often difficult to maintain, and in the case of puffers especially, tend to be nippy towards their tankmates. Monks N, 2009. It was classified in the newly established subfamily Anentominae within Nassariidae in 2017. Species. Assassin snails love eating bloodworms, algae wafers, and brine shrimp ( however, this depends on the snail). Clea helena; a variety of adult and juvenile shells. The Assassin Snail (Clea helena) has been welcomed by fishkeepers as the single best all-around snail-killing animal in the hobby. PLoS ONE, 11(8):e0161130. The snail is, however, harmless to shrimp and fish. Clea helena is a Southeast Asian freshwater snail closely related to the marine whelks (family Buccinidae). Playing next. Assassin snails (clea Helena) are one of the most useful animals in the aquarium Hobby! Fischer), 1-231. Assassin Snail in Aquatic Community. (Anentome helena: fiche pour maintenance en aquarium.) (Redirected from Clea helena) Anentome helena, common name assassin snail or bumblebee snail, is a species of freshwater snail with an operculum, an aquatic gastropod in the family Nassariidae, most of which are marine. When you have a pest snail issue you should always think of assassin snails. Assassin Snail (Clea Helena) € 2.50 inc. VAT € 0.05 Cashback Assassin snails are commonly used to control the population of other invasive snails introduced in aquaria with purchased plants. One or more of the features that are needed to show you the maps functionality are not available in the web browser that you are using. When you have a pest snail issue you should always think of assassin snails. The term “whelk” is given to a few snail species from a variety of families, but the Buccinidae family contains the “true whelks”; a carnivorous group of snails. Otherwise, Clea helena is a peaceful community tank resident. The Assassin snail is a beautiful, spirally yellow-black striped snail with a strikingly ribbed tower-shaped shell. Tesana S, 2002. 1:57. Despite substantial holdings of Vietnamese molluscs in the collection of the Academy of Natural Sciences in Philadelphia, USA, there are no specimens of C. helena (DG Robinson, USDA-APHIS, USA, personal communication, 2012). Benthic Macroinvertebrates as a Biological Index of Water Quality in the Lower Thachin River. Breeding under aquarium conditions is said to be easy. http://dx.doi.org/10.1371/journal.pone.0161130. This species is similar in shape and size, but its shell is more or less uniformly brown. £23.99. Assassin snails can be affected by multiple factors. Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report. Clea helena is a Southeast Asian freshwater snail closely related to the marine whelks (family Buccinidae). There are two sexes but they are nearly impossible to tell apart. Assassin Snail Clea helena (formerly Anentome helena) Report. More information about modern web browsers can be found at http://browsehappy.com/. Freshwater whelks, anyone? Assassin snail is often called killer snail or bumblebee snail as well. Diversity of mollusks in the Lam Ta Khong reservoir, Nakhon Ratchasima, Thailand. (2016a) describe the discovery of the species in a reservoir in Singapore, and believe it to be the first report of Clea helena as an introduced species. Anentome Cleo is also famous among the aquarist. It was moved to family Nassariidae in 2016. The Clea helena (formerly: Anentome helena), which comes from Indonesia and Thailand, is has taken the aquarium hobby by storm. An Assassin Snail found in stores will generally be about 3/4 of an inch long. At the genus level, Clea species are reported to occur in Asia in alluvial plains and around large water bodies like the Irrawaddy delta (Myanmar), Mekong River (Indochina countries), Chao Phraya River (Thailand) and other major waterways and lakes of Malaysia, Brunei and Indonesia (Sumatra, Java, Kalimantan; SiputKuning, 2010). Note the loss of the apex commonly seen on the adult shells. 5 (3), 143-148. http://www.reabic.net/journals/bir/2016/3/BIR_2016_Ng_etal2.pdf, SiputKuning, 2010. http://kucon.lib.ku.ac.th/dbstat/download_count.php?rec_no=KC4805019&mfn=012249&db=kucon, CABI, Undated. Brandt RAM, 1974. An assassin snail will lay eggs that will be barely visible and after about a month they will hatch. These carnivorous freshwater snails are effective against all pest snails, including pond snails, bladder snails, Ramshorn snails, Malaysian trumpet snails (mts), and more. [English title not available]. They are particularly adept at handling populations of pond snails, Malaysian trumpet snails, ramshorn snails, bladder snails, and more! Your assassin snails won’t pay attention to most fish. The distribution in this summary table is based on all the information available. *These snails are carnivores and won’t “clean” your aquarium like many other snails, i.e they are not algae eaters. Assassin snails or Clea helena (formerly Anentome helena) are carnivorous snails commonly found in the aquarium industry. C. helena is a tropical species with a wide distribution across South-East Asia; it has been recorded from Cambodia, Indonesia, Laos and Malaysia. CaribSea Eco-Complete 20-Pound Planted Aquarium, Black 4.7 out of 5 stars 3,737. Assassin Snail Size. Assassin Snail (Clea helena) are very easy to care for. Preliminary taxonomic study of land snail and freshwater mollusk species in Sakaeo Province, Eastern Thailand. The snails will be observed near each other for around 12 hours. Compendium record. They will obliterate unwanted pest snails and eliminate the need to use harsh, snail-killing chemicals in your aquarium. Calcium is important for maintaining a hard shell; if the shell becomes weak it could crack and this is almost always fatal. In: Anentome helena: fiche pour maintenance en aquarium, http://www.aquaportail.com/fiche-invertebre-736-anentome-helena.html, Boon-ngam P, Sriyarun J, Tanamai S, Dumrongrojwattana P, 2010. Firstly, it is widely traded as an aquarium animal and can be commonly found in aquarium shops in North America, Europe and Asia already, and will likely be regularly traded elsewhere in due course. Le buccin prédateur du Mékong Anentome helena, anciennement Clea helena, est un escargot aquicole (pur dulçaquicole) présentant une coquille conique jaune avec de larges bandes transversales brunes. Origins, Natural Habitat of the Assassin snails. They won’t eat algae (so don’t get them to solve any algae issues); shrimp fry and small snail eggs may be on their menu. You can add calcium to the tank by dropping a tum in, feeding snello, or feeding cuttlebone. Unfortunately, little is known about its ecology in the wild. For example, Ng et al. Sripongpun G, 2003. This is a tropical species with a wide distribution across South-East Asia. Malacologia, 47(1/2):397 pp. 10 x assassin snail live snail eater clea helena fish tank aquarium. (2016a) report occurrence in Singapore as the first non-native establishment of this species, further asserting the introduction was via the aquarium trade. Finally, under aquarium conditions at least, it will readily consume small aquatic snail species that it would not encounter in its natural habitat, and there is no reason to suppose it would be any less predatory if introduced populations became established outside the species’ natural range. They stay partially hidden under the sediment, and if a snail its size or smaller slides past, they will give chase and devour it. [citation needed] Taxonomy. Under the right conditions, a well fed, mature Assassin Snail can grow to be upwards of 3 inches. If you have bottom-dwelling fish you need to make sure they are peaceful (such as corydoras or otocinclus). Please consider upgrading your browser to the latest version or installing a new browser. $22.00. Red Cherry Shrimp (Grade A) - 10 Pack 4.4 out of 5 stars 535. (Th. The higher classification of the Gastropoda of Bouchet and Rocroi (2005) places Clea in clade Neogastropoda of the Caenogastropoda. There is an obvious siphonal notch through which the siphon protrudes and the operculum is brown. Dennerle Snail Catcher 4.2 out of 5 stars 518. C. helena is traded as an aquarium species. They enjoy eating other small snails. Opportunistic carnivores, the Assassin Snail feeds on both live prey and scavenged detritus. Assassin snails are a carnivorous species and as such will eat snails smaller than them. http://kucon.lib.ku.ac.th/dbstat/download_count.php?rec_no=KC4805019&mfn=012249&db=kucon. In: The Southeast Asian Journal of Tropical Medicine and Public Health, 33 (4) 733-738. They are found throughout much of Southeast Asia, and are native to Thailand, Malaysia, and Indonesia. £4.99 to £12.99. In aquaria it spends some of the time burrowing under the surface of the substrate but appears to forage on the surface. 10 pp. Although Anucherngchai et al. The non-marine aquatic Mollusca of Thailand. Ng TingHui; Foon JunnKitt; Tan SiongKiat; Chan MKK; Yeo DCJ, 2016. Very little is known about the ecology of this species beyond records of its presence/absence at particular locations within its range. Not hermaphrodites, so need a male and female counterpart in order to reproduce. [English title not available]. Preliminary taxonomic study of land snail and freshwater mollusk species in Sakaeo Province, Eastern Thailand., 10 pp. Reviewers' names are available on request. Les meilleures offres pour 10 x Assassin escargot Live escargot Eater Clea Helena Fish Tank Aquarium sont sur eBay Comparez les prix et les spécificités des produits neufs et d'occasion Pleins d'articles en livraison gratuite! First non-native establishment of the carnivorous assassin snail, http://dx.doi.org/10.1371/journal.pone.0161130, http://siputkuning.blogspot.com/2009_12_27_archive.html, Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. (2016b) have Clea bockii as another species available in the aquarium trade. C. helena is transported widely as an aquarium species (Ng et al., 2016a). They won’t add much activity to the tank and are quite slow. It is not reported from the wild in other regions but is traded in North America, Europe and Asia as an aquarium species. Its bright yellow and dark brown banded trumpet shell is sure to draw attention! Tropical rainforest and tropical monsoon climates as preferred climates for these snails. Ng et al. Some common ones include, seeing white spots on their shells, calcium deficiency, poor/instability, or just any copper at all in the water quality. Assassin snails are nocturnal and will spend most of their time buried in the sand. BioInvasions Records, 5(3):143-148. http://www.reabic.net/journals/bir/2016/3/BIR_2016_Ng_etal2.pdf, Ng TingHui; Tan SiongKat; Wong WingHing; Meier R; Chan SowYan; Tan HeokHui; Yeo DCJ, 2016. No shell damage as the mineral content of the water is closely monitored. Anentome helena: fiche pour maintenance en aquarium. Asian Pacific Journal of Tropical Biomedicine, 6(6):539-545. http://dx.doi.org/10.1016/j.apjtb.2016.01.015, Aquaportail, 2008. While the species naturally occurs in adjacent Malaysia, the authors believe the species got into Kranji Reservoir via the aquarium trade. 6 ):539-545. http: //kucon.lib.ku.ac.th/dbstat/download_count.php? rec_no=KC4805019 & mfn=012249 & db=kucon North! 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