Semantic resource visits

(August 2026)

# name visits
1 Chemical Functional Ontology (CHEMFONT) 10,809
2 AGROVOC (AGROVOC) 5,597
3 FuTRES Ontology of Vertebrate Traits (FOVT) 3,435
4 BioCollections Ontology (BCO) 1,287
5 Traits Thesaurus (TRAITS_THES) 944
6 ACTRIS Vocabulary (ACTRIS_VOCAB) 810
7 EuroVoc Core Concepts (EUROVOC) 697
8 Soil Food Web Ontology (SFWO) 621
9 MarineTLO Ontology (MARINETLO) 518
10 Population and Community Ontology (PCO) 412
11 Geologic Structures (GEO_STRUCTURES) 398
12 Invasion Biology Ontology (INBIO) 348
13 Biodiversity Thesaurus (BIODIVTHES) 343
14 ISO 639-2: Codes for the Representation of Names of Languages - Part 2: Alpha-3 Code for the Names of Languages (ISO_639-2) 237
15 Ontology of Integrated Carbon Observation System (ICOS) (CPMETA) 228
16 eLTER Controlled Lists (ELTER_CL) 224
17 Coastal and Marine Ecological Classification Standard (CMECS) 222
18 Environmental Thesaurus (ENVTHES) 214
19 Geologic Units (GEOLOGIC_UNITS) 192
20 CODATA Research Data Management Terminology (CODATA-RDMT) 159
21 SnowTerm (SNOWTERM) 151
22 The Linked Earth Core Ontology (LIPD_ONTOLOGY) 111
23 FRBR-aligned Bibliographic Ontology (FABIO) 110
24 EuroSciVoc (EUROSCIVOC) 105
25 Phytoplankton Traits Thesaurus (PHYTOTRAITS) 96
26 Phytoplankton VRE Thesaurus (PHYTOVRE) 95
27 The Archive Type Ontology (ARCHIVE) 73
28 The Ecosystem Ontology (ECSO) 71
29 eurio (EURIO) 69
30 Lithology (LITHOLOGY) 67
31 Ecological Trait-data Standard (ETS) 65
32 Fish Traits Thesaurus (FISHTRAITS) 62
33 LifeWatch ERIC Upper Ontology (LUPO) 58
34 FAIR Implementation Profile (FIP) Ontology (FIP_ONTOLOGY) 56
35 Darwin Core Establishment Means Controlled Vocabulary (DWCEM) 52
36 Endemisms Thesaurus (ENDEMISMS) 46
37 Macroalgae Traits Thesaurus (MACROALGAETRAITS) 44
38 The Paleo Units Ontology (PALEO_UNITS) 41
39 Field of science and technology classification (FOS) 41
40 The Extensible Observation Ontology (OBOE) 39
41 Audubon Core subtype Controlled Vocabulary (ACSUBTYPE) 36
42 Zooplankton Traits Thesaurus (ZOOPLANKTRAITS) 32
43 EUNIS habitats (EUNIS_HABITATS) 31
44 WISE Classification system (WISE_CLASS) 29
45 Darwin-SW (DSW) 29
46 Audubon Core variant Controlled Vocabulary (ACVARIANT) 29
47 ACTRIS Controlled Lists (ACTRIS_CL) 26
48 Marine Regions PlaceTypes code list (MRPTCODELIST) 24
49 Marine Regions ontology (MR) 20
50 The DMP Common Standard Ontology (DCSO) 20
51 The Interpretation Ontology (INTERPRETATION) 18
52 I-ADOPT Framework ontology (I-ADOPT) 18
53 FAIR Vocabulary (FAIR_VOCABULARY) 18
54 Darwin Core Pathway Controlled Vocabulary (DWCPW) 18
55 Biogeographical regions (BIOREGIONS) 14
56 Darwin Core Degree Of Establishment Controlled Vocabulary (DWCDOE) 9
57 Alien Species Thesaurus (ALIENSPECIES) 9
58 UMLS Semantic Network (STY) 7
59 The Linked Earth Instrument Ontology (INSTRUMENT) 7
60 Audubon Core Controlled Vocabulary for Dublin Core format (ACFORMAT) 7
61 The Paleo Proxy Ontology (PALEO_PROXY) 1
62 test5 (TEST5) 0
63 test4 (TEST4) 0
64 TEST3 (TEST3) 0
65 test2 (TEST2) 0
66 test (TEST) 0
67 Service Types (ST) 0
68 SCAR Gazetteer of Antarctica (SCAR_CGA) 0
69 Pollinator Ontology (POLONTEST) 0
70 The Paleo Variables Ontology (PALEO_VARIABLES) 0
71 Annex I habitats for Natura 2000 (N2000HABITATS) 0
72 ICOS instrument (ICOSINST) 0
73 EARTh - Environmental Applications Reference Thesaurus (EARTH) 0
74 BiomassVRE (BIOVRE) 0
75 Agricultural products (AGRIPOD) 0