Nigel Cattlin / Pear leaf blister mite (Eriophyes pyri) damage to Pear (Pyrus sp) leaves. Berkshire, England, UK. May.

Nigel Cattlin / Pear leaf blister mite (Eriophyes pyri) damage to Pear (Pyrus sp) leaves and young fruit. Berkshire, England, UK. May.

Nigel Cattlin / Pear leaf blister mite (Eriophyes pyri) damage to young Pear (Pyrus sp) fruit. Berkshire, England, UK. June.

Nigel Cattlin / Pear leaf blister mite (Eriophyes pyri) damage to Pear (Pyrus sp) leaves. Berkshire, England, UK. June.

Nigel Cattlin / Corky brown damage to Pear (Pyrus communis) fruit possibly caused by early Eriophyid (Eriophyidae) blister mite infestation. Berkshire, England, UK. September.

Simon Colmer / Lime nail / bugle galls on Lime leaf caused by Gall mite (Eriophyes tiliae) Sussex, UK, July

Simon Colmer / Lime nail / bugle galls on Lime leaf caused by Gall mite (Eriophyes tiliae) Sussex, UK, July

Simon Colmer / Lime nail / bugle galls on Lime leaf caused by Gall mite (Eriophyes tiliae) Sussex, UK, July

Dave Bevan / Wlanut gall mite (Eriophyidae spp.) showing damage to upper surface of Walnut leaves (Juglans sp), UK

Nigel Cattlin / Citrus bud mite (Aceria sheldoni) damage 'Hand of Buddha' distortion to a Lemon (Citrus limon) fruit, South Africa.

Will Watson / Nail galls (Eriophytes tiliae) on Common lime (Tilia x europaeus) leaves, woodland, Herefordshire Plateau, England, UK.

Nigel Cattlin / Citrus rust mite (Phyllocoptruta oleivora) blister damage visible on the upper side of lemon leaves, Sicily, Italy

Nigel Cattlin / Walnut leaf gall mite (Aceria erinea) white blisters of mites on the lower surface of a walnut tree (Juglans regia) leaf, Berkshire, England, UK, June

Nigel Cattlin / Walnut leaf gall mite (Aceria erinea) blisters on the upper surface of a walnut tree (Juglans regia) leaf, Berkshire, England, UK, June

Nigel Cattlin / Walnut leaf gall mite (Aceria erinea) blisters on the upper surface of a walnut tree (Juglans regia) leaf, Berkshire, England, UK, June

Nigel Cattlin / White blisters of lime felt gall mites (Eriophyes leiosoma) on the lower surface of the young leaves of small-leaved lime (Tilia cordata)

Nigel Cattlin / White blisters of lime felt gall mites (Eriophyes leiosoma) on the lower surface of the young leaves of small-leaved lime (Tilia cordata)

Nigel Cattlin / White blisters of Lime felt gall mites (Eriophyes leiosoma) on the lower surface of the young leaves of small-leaved lime (Tilia cordata)

Nigel Cattlin / Blisters of Lime felt gall mite (Eriophyes leiosoma) on the upper surface of the young leaves of small-leaved lime (Tilia cordata)

Nigel Cattlin / White blisters of Lime felt gall mites (Eriophyes leiosoma) on the lower surface of the young leaves of small-leaved lime (Tilia cordata)

Nigel Cattlin / Blisters of Lime felt gall mite (Eriophyes leiosoma) on the upper surface of the young leaves of small-leaved lime (Tilia cordata)

Nigel Cattlin / Pear leaf blister mite (Eriophyes pyri) damage blisters on a pear leaf backlit, England, UK.

Nigel Cattlin / Early blisters of Pear leaf blister mite (Eriophyes pyri) red on young pear foliage and flower peduncles in spring, Berkshire, April

Nigel Cattlin / Early blisters of Pear leaf blister mite (Eriophyes pyri) red on young pear foliage and flower peduncles in spring, Berkshire, April

Nigel Cattlin / Grapevine blister mite (Eriophyes vitis), white damage blisters on the lower surface of vine leaves in France

Nigel Cattlin / Grapevine blister mite (Eriophyes vitis) damage blisters on the upper surface of vine leaves in Gironde, France

Nigel Cattlin / Colony of Gall mites (Aceria pseudoplatani) on the underside of a Sycamore (Acer pseudoplatanus) leaf, Devon, July

Nigel Cattlin / Hairy galls of an eriophyiid mite (Eriophyes sp.) on the underside of a sycamore leaf, Devon, England, UK, July

Nick Upton / Lime nail / bugle galls caused by Gall mite (Eriophyes tiliae) on Lime tree leaves (Tilia sp.), Suffolk, UK, May.