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GB Red List (2001 IUCN criteria)

5,224 species

Corn Crake

Group
Birds
Peak month
June
Records since 2000
76,750

Banded Demoiselle

Group
Dragonflies and damselflies
Peak month
June
Records since 2000
75,531

Brown Hawker

Group
Dragonflies and damselflies
Peak month
July
Records since 2000
74,127

Ruff

Group
Birds
Peak month
September
Records since 2000
67,669

Razorbill

Group
Birds
Peak month
June
Records since 2000
66,509

Tawny Owl

Group
Birds
Peak month
May
Records since 2000
59,671

Whimbrel

Group
Birds
Peak month
May
Records since 2000
58,553

Common Scoter

Group
Birds
Peak month
October
Records since 2000
57,365

Dingy Skipper

Group
Butterflies and moths
Peak month
May
Records since 2000
56,840

Sanderling

Group
Birds
Peak month
September
Records since 2000
56,821

Hooded Crow

Group
Birds
Peak month
May
Records since 2000
56,265

Red fox

Group
Mammals
Peak month
August
Records since 2000
56,196

Barn Owl

Group
Birds
Peak month
January
Records since 2000
54,544

Red Knot

Group
Birds
Peak month
September
Records since 2000
53,928

Common Nettle

Group
Flowering plants
Peak month
June
Records since 2000
53,331

Marsh Tit

Group
Birds
Peak month
January
Records since 2000
47,776

Emerald Damselfly

Group
Dragonflies and damselflies
Peak month
August
Records since 2000
46,053

Whooper Swan

Group
Birds
Peak month
October
Records since 2000
45,803

Ruddy Darter

Group
Dragonflies and damselflies
Peak month
August
Records since 2000
45,389

Hawthorn

Group
Flowering plants
Peak month
May
Records since 2000
44,514

Wall

Group
Butterflies and moths
Peak month
August
Records since 2000
43,859

Red-eyed Damselfly

Group
Dragonflies and damselflies
Peak month
June
Records since 2000
40,953