Magnification of photos: 40×, 100×, 100×, 200×, 200×, 200×, 200×, 200×, 200×, 200×, 200×, 200×, 100×, 100×, 200×, 200×, 200×, 200×
Habitat: plankton from an artificial pond, filtered with a 38-micron-mesh test sieve.
Photo taken with a Celestron PentaView Digital Microscope. According to their website, the FOV (i.e. the diagonal width) at 40× is 1.5 mm.
Many individuals in this sample; two are pictured here.
Kind of invertebrate, swimming underwater, in a small stream with little flow. Highly exposed to the sun.