I think these ~1.5mm springtails have been in every bag of commercial compost I have ever bought. This cosmopolitan species is arguably the commonest Springtail in the world.
Folsomia candida.
Sony ILCE-6000
Canon MP-E 65mm F2.8 G SSM
f8 1/200 ISO 200.
5X magnification.
Phwoar, look at the furcula* on that:
*The forked appendage under the abdomen of a springtail which the animal uses to jump.
