Europe - Species numbers

The distribution of spider species numbers in Europe follows the common situation of high species diversity in the Mediterranean part and lower species numbers towards North. In addition, low species numbers such as in Portugal, many Balkan countries, Greece and Turkey probably indicate research gaps.
References

Tabular data

Country / region Number of species Number of genera
Albania 573 239
Algeria 717 284
Andorra 206 120
Armenia 201 116
Austria 1034 345
Azerbaijan 722 275
Belarus 482 217
Belgium 740 302
Bosnia and Herzegovina 179 108
Bulgaria 1061 337
Croatia 765 280
Cyprus 431 228
Czechia 900 336
Denmark 561 249
Egypt 379 193
Estonia 528 226
Faroe Islands 90 62
Finland 657 268
France 1607 440
France / Corsica 559 252
Georgia 615 248
Germany 1012 357
Greece 1183 348
Greece / Crete 447 229
Hungary 807 311
Iceland 84 60
Ireland 414 209
Italy 1583 424
Italy / Sardinia 523 247
Italy / Sicily 429 202
Kosovo 107 74
Latvia 502 208
Libya 298 152
Liechtenstein 530 230
Lithuania 476 206
Luxembourg 497 229
Madeira (Pt.) 1 1
Malta 144 107
Moldova 293 148
Montenegro 671 275
Morocco 437 194
Netherlands 648 272
North Macedonia 825 281
Northern Ireland 264 145
Norway 636 267
Poland 848 322
Portugal 848 301
Romania 1017 328
Russia, Central 688 263
Russia, Eastern 856 291
Russia, Franz Jozef Land 2 2
Russia, Kaliningrad Region 215 127
Russia, Northern 608 231
Russia, Novaya Zemlya 23 13
Russia, Southern 997 322
Russia, Western 447 195
Serbia 760 295
Slovakia 956 333
Slovenia 755 294
Spain 1376 400
Spain / Balearic Islands 339 188
Svalbard 18 14
Sweden 736 285
Switzerland 1008 345
Tunisia 343 192
Turkey (Asia) 1083 344
Turkey (Europe) 301 178
Ukraine 1083 350
United Kingdom 675 281
Total count for countries with several regions
Denmark (political) 580 257
France (political) 1711 445
Greece (political) 1286 361
Italy (political) 1717 435
Norway (political) 641 267
Russia (political) 1511 420
Spain (political) 1435 402
Turkey (political) 1117 351
United Kingdom (political) 675 281