In 1998,  major changes occurred in the categorisation of  amphibians, reptilias and aves. Also,  the RED Checklist updating was prepared following the new IUCN classification (Urban et al. 1998, Krištín et al. 1998).

Endangered fauna species in 1998
 

Higher taxons	Number of taxons		Endangered (IUCN old categories)
	World	The SR	Ex	E	V	R	I	K	Total	%
Mollusca	128 000	259	3	26	10	14	7	3	63	25.6
Aranea	30 000	916	11	88	137	157	18	3	414	47.1
Ephemeroptera	2 000	112	0	8	18	18	0	0	44	39.3
Odonata	5 667	69	8	10	7	6	16	0	47	68.1
Orthoptera	15 000	122	0	6	3	11	22	14	56	45.9
Heteroptera	30 000	787	0	3	21	105	0	0	129	16.4
Coleoptera	350 000	6 498	60	116	420	887	5	16	1 504	23.1
Hymenoptera	250 000	4 300	0	6	8	126	43	15	198	4.6
Lepidoptora	100 000	3 519	0	58	512	185	123	169	1 047	29.7
Diptera	150 000	4 635	0	0	35	8	3	1	47	1.0
Pisces	34 600	78	10	10	10	0	11	4	45	57.7

Legend: Ex – extinct E - critically endangered V - vulnerable / endangered
R - rare I - indeterminated K - Insufficiently known                                                     Source: Jedlička (ed.) (1995)
 
 
 
 

Taxons	Endangered (IUCN new categories)
	Ex	CR	EN	VU	LR	DD	NE	Total
Amphibia	0	0	3	4	11	0	0	18
Reptilia	0	1	1	2	8	0	0	12
Aves	2	7	23	18	44	4	19	219
Mammals	2	1	6	13	22	10	32	86

                                                                                 Source: 1. Amphibia and Reptilia: Urban et al. (1998)

                                                                                                   2. Aves: Krištín et al. (1998)

                                                                                                   3. Mummals: Stollmann et al. (1997)

 

Legend: Ex – extinct taxon LR – less endangered taxon CR – critically endangered taxon EN – endangered taxon VU – vulnerable taxon DD – insufficiently known taxon NE – unclassified taxon

Specially protected animal species: since 1965 (3 species added in 1992) 384 species of individually protected animals of which are:

Known species of fauna found in Slovakia (1996): approximately 35 560 species (there are estimates of about 40 000), including approx. 1 000 species of Protozoa/Monocytozoa, approx. 34 000 species of invertebrates, including: