WebFeb 24, 2012 · The great pond snail, Lymnaea stagnalis, has been used extensively as a model organism to study the mechanisms of learning and memory , , , . Much of this work has been carried out using individuals that have been reared in the laboratory over many generations, derived from a population originally collected in the 1950s from canals in a … WebLand snail (Discus) Pond snail (Lymnaea) eye eye Lid in mouth of shell (Bithynia tentaculata) Ram [s-horn ... with a flared mouth and spiral ridges, sometimes with a row of hairs or bristles on each ridge. Great Ram’s-horn Planorbarius corneus Smaller; rarely over 17mm diameter, and never more than 4mm thick even when adult. If with strong ...
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WebJan 27, 2024 · Time is the main factor causing changes in the body weight of the great pond snail under the influence of cadmium ions. Cadmium ions concentrations cause changes in shell thickness only in case of ... WebJan 24, 2024 · Commonly known as a “great pond snail,” Lymnaea stagnalis is a rather large gastropod mollusk from the Lymnaeidae family. Appearance. Pond snails have a dextral shaped shell, which spirals to the right, and tapers in thickness towards a wide opening. The shell comes in yellow-brown variations with scattered tiny dark spots. raytheon rl9
Accumulation and histopathological effects of cadmium on the great pond …
WebThe aptly named Great Pond Snail is the largest pond snail in Britain. It has a shiny yellowish brown shell, with a tall, slender and pointed spire. Identification difficulty. … WebGreat pond snail Lymnaea stagnalis. Grazes algae and rotting matter. The largest pond snail; shell up to 50mm long, tapering sharply. Midge larvae Chironomus species. Feed on algae and decaying matter. Also known as bloodworms due to their bright red coloration. Damselfly Nymph Various species. WebLymnaea is a genus of small to large-sized air-breathing freshwater snails, aquatic pulmonate gastropod mollusks in the subfamily Lymnaeinae ( of the family Lymnaeidae, the pond snails. Some species are used in … simply low carb