Of the several species of freshwater Mussel native to the British Isles the Swan Mussel is the most commonly sold in aquatic retail outlets. The shell of this freshwater Swan Mussel (Anodonta cygnea) was found surprisingly at low tide amongst the rockpools on Swanpool Beach, Falmouth on the seaward side of the Swanpool freshwater nature reserve.A small whole drilled into it suggests it was eaten by a Dog Whelk (Nucella lapillus) which are plentiful on the rocks around the pools at low tide. It can be found in lakes, canals and slow-flowing rivers. Found in both rivers and lakes in the UK they are filter feeders, drawing in up to 10 litres of water a day. © World of Water Aquatic Centres | Site by Intercea, ALL Stores REMAIN OPEN as usual | Please Read our, Eleocharis acicularis - Needle spike - Rush. As they prefer slightly acidic water conditions, their umbo (where the two shell valves attach together) is often severely eroded. on online orders over £49.99 (excludes selected items), Current expected delivery times are published on each product. These attractive molluscs are filter feeders, feeding off debris, daphnia, and other small pond organisms. Anodonta cygnea . The Swan Mussel, Anadonta cygnea, is larger and the hinge margin is parallel to the mid-axis. VAT Number 353 5634 93. They don't appear to have bred this spring. Swan Mussels. It is actually illegal to even handle them without a licence let alone dine on them. Care: One of the largest fresh water mussels, these can grow to 25cm. Yes you can keep freshwater swan mussels in the same tank as goldfish. I have about 6 of these in my fish pond and they are doing well in keeping the water clean as they are filter feeders. Swan Mussels are a lovely addition to garden ponds. The Swan Mussel is found in large ponds, lakes and slow moving water such as canals. Dear Dave C and others, please be aware that freshwater mussels in the Wye are a precious resource and conservationists have been fighting to protect them. Here they burrow into the mud with just the siphon tips exposed. ( Linnaeus, 1758) The swan mussel, Anodonta cygnea, is a large species of freshwater mussel, an aquatic bivalve mollusc in the family Unionidae, the river mussels. Approximately sized 10-20cm, they sit at the bottom of the water feeding on particles of decaying vegetation and small live foods. Verified purchase: Yes. There is some contention as to whether these molluscs need moving, and highly aerated water, as they are generally found in streams, and rivers. Please note: Some prices will vary, and some percentages will vary, these are a rough guide. Zebra mussel ... Swan mussels on the muddy bottom of a Jura lake (France). Margaritifera . Discounts will be applied at Checkout, Preferred Water Conditions: Will acclimatize to a wide range of conditions. They will co-occur with the other large mussel species in these habitats but are never found in ponds and lakes where both of the other species can be found. Approx shell length 10cm. Freshwater pearl mussels live in clean, fast-flowing rivers across northern England, Shropshire and Devon. Mussel Care: Because of its morphological variability and its wide range of distribution, there are over 500 synonyms for this species. Care: One of the largest fresh water mussels, these can grow to 25cm. Medium sized species of freshwater mussel. At DC Freshwater Fish we take pride in all the fish we produce. When exposed to air, mussels close their shells; thus any air-exposed open mussel is dead. Sometimes Swan mussels can be seen with a tongue like body emerging from the shell, they use this to move around or to bury themselves. Anodonta cygnea. There are actually five different types of fresh water mussel that live in lowland rivers on British shores, and one which lives in upland rivers which is the pearl mussel. I've never heard any negatives regarding keeping Swan Mussels in ponds (UK). Table 1. This and all future requests should be directed to this URI. Live in & around mud on the pond floor where they feed on very small particles of decaying vegetation & small live food.They are known as a … This item maybe purchased and collected from your nearest store. The two can also be distinguished by looking at the posterior (pointed end) adductor muscle scar. Freshwater pearl mussels Margaritifera margaritifera are abundant in the River South Esk, representing the south-eastern range of the species in Scotland. Website by Paradox Digital, Coronavirus: Your orders from DC Freshwater Fish. Swan Mussels (Anodonta cygnea) Feeding off pond debris and other small pond organisms, these native large molluscs will help filter debris from your pond and clean the water as they do so. Live in & around mud on the pond floor where they feed on very small particles of decaying vegetation & small live food.They are known as a filter feeder as they feed on the algae. Adult mussels have a robust, brown-black shell of elongate elliptical shape with a concave ventral margin. Home Delivery. We currently do not ship this product to Scottish Highlands and islands, … Suitable for medium ponds that have plenty of natural wildlife & organisms and plant remnants harbouring various bugs etc.. 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