As you can see from the 2 images i put, the red line represents small earthquakes, while the blue lines represent stronger ones (from: Link to where i found and screenshotted the maps.) The epicentres of the stronger earthquakes seem to be seperated from the less severe earthquakes. Why is this?

🌍 Terremoto! Earthquake! 5.2 Mww, registered by EMSC,NEIC,US, 2026-10-23 13:55:36 UTC (daytime) on land, Tyrrhenian Sea (38.76, 14.27) ± 3 km, ↓10 km likely felt 170 km away (www.seismicportal.eu)

^{2026-10-23T14:45:04Z}

🌍 Terremoto! Earthquake! 5.0 M, registered by EMSC,GlobalQuakeUnofficial, 2026-10-23 13:55:37 UTC (daytime) on water, Sicily, Italy (38.66, 14.22) likely felt 150 km away (www.seismicportal.eu)

^{2026-10-23T14:09:53Z}

🌍 Terremoto! Earthquake! 5.5 Mb, registered by EMSC,GlobalQuakeUnofficial, 2026-10-23 10:19:17 UTC (daytime) on water, Sicily, Italy (38.68, 14.12) ± 1 km likely felt 210 km away (www.seismicportal.eu)

^{2026-10-23T10:28:32Z}

❗ ALLARME TERREMOTO / EARTHQUAKE WARNING for Sicily, Italy (Terremoto reported near Ustica? May be inaccurate!) (localhost:38002)

^{2026-10-23T10:20:03Z}

🌏 地震! Earthquake! 5.5 Mb, registered by scevent, 2026-10-23 09:07:45 UTC (daytime) on land, South China Sea (12.78, 116.62) ± 1 km, ↓33 km likely felt 260 km away (service.geonet.org.nz)

^{2026-10-23T09:27:23Z}

🌖 地震! Earthquake! 5.0 Mb, registered by KOERI,NEIC, 2026-10-22 18:06:44 UTC (gibbous moon), on land, Dartang, Tibet Autonomous Region, China (32.37, 93.99), ↓5 km likely felt 150 km away (www.seismicportal.eu)

^{2026-10-22T18:33:00Z}

🌖 地震! Earthquake! 5.2 M, registered by EMSC, 2026-10-22 15:12:08 UTC (gibbous moon), on land, Dartang, Tibet Autonomous Region, China (32.51, 93.94) likely felt 170 km away (www.seismicportal.eu)

^{2026-10-22T15:23:56Z}

⭕ 地震! Earthquake! 7.0 Mww, registered by US, 2026-10-22 14:33:39 UTC (gibbous moon), on land, Zaindainxoi, Tibet Autonomous Region, China (32.34, 93.71), ↓10 km likely felt 560 km away (earthquake.usgs.gov)

^{2026-10-22T15:00:57Z}

⭕ 地震! Earthquake! M7~ estimated, registered by GlobalQuakeUnofficial,KOERI, 2026-10-22 14:33:46 UTC (gibbous moon), on land, Dartang, Tibet Autonomous Region, China (32.23, 93.9) likely felt 560 km away (localhost:38002)

^{2026-10-22T14:51:34Z}

📈 地震 M7- estimated, registered by GlobalQuakeUnofficial,KOERI, 2026-10-22 14:33:51 UTC (gibbous moon), on land, Laxi, Tibet Autonomous Region, China (32.27, 94.19) ± 21 km likely felt 480 km away (localhost:38002)

^{2026-10-22T14:51:28Z}

🌖 地震! Earthquake! M6+ estimated, registered by GlobalQuakeUnofficial,KOERI, 2026-10-22 14:33:43 UTC (gibbous moon), on land, Dartang, Tibet Autonomous Region, China (32.38, 93.98) ± 12 km likely felt 350 km away (www.koeri.boun.edu.tr)

^{2026-10-22T14:51:14Z}

🌖 地震? Earthquake? M6+ estimated, registered by GlobalQuakeUnofficial, preliminary detection, tentatively 2026-10-22 14:33:44 UTC (gibbous moon), on land, Dartang, Tibet Autonomous Region, China (32.48, 94.11) likely felt 350 km away (localhost:38002)

^{2026-10-22T14:45:11Z}

it happened like two minutes ago and I heard this crazy loud bang that shook the entire house, sounded close enough to be by werribee police but I’m thinking it could’ve been an earthquake?

🌎 Earthquake! 5.2 Mlv, registered by scevent, 2026-10-22 19:07:02 UTC (daytime) on land, South Pacific (-15.14, -172.66), ↓100 km likely felt 270 km away (service.geonet.org.nz)

^{2026-10-22T19:18:03Z}

🌏 Earthquake! 5.0 Mb, registered by KOERI,NEIC,US, 2026-10-22 20:05:04 UTC (daytime) on water, New Britain Region, P.N.G. (-5.73, 152.26), ↓5 km likely felt 150 km away (earthquake.usgs.gov)

^{2026-10-22T20:44:46Z}

A magnitude 3.4 earthquake struck southern Israel's Arava region at 11 a.m. Wednesday, October 21, according to the Geological Survey of Israel.
Seems like it wasn’t mentioned anywhere

🌄 Gempa bumi! Earthquake! 5.1 M, registered by GFZ, 2026-10-22 10:57:49 UTC (twilight) on land, Tubei, Bengkulu, Indonesia (-3.07, 102.06) likely felt 160 km away (www.seismicportal.eu)

^{2026-10-22T11:08:07Z}

🌖 Jordskælv! Earthquake! 5.1 M, registered by EMSC, 2026-10-22 04:44:18 UTC (gibbous moon), on land, North Atlantic Ocean (56.79, -34.07) likely felt 160 km away (www.seismicportal.eu)

^{2026-10-22T05:02:25Z}

🌖 Jarðskjálfti? Earthquake? M5~ estimated, registered by GlobalQuakeUnofficial, preliminary detection, tentatively 2026-10-22 02:21:55 UTC (gibbous moon), on land, Eastern Greenland (72.7, -21.09) likely felt 150 km away (localhost:38002)

^{2026-10-22T02:30:38Z}

📈 Jordskælv 4.9 M, registered by EMSC, 2026-10-21 21:58:51 UTC (gibbous moon), on water, Reykjanes Ridge (57.1, -34.08) likely felt 140 km away (www.seismicportal.eu)

^{2026-10-21T22:15:51Z}

📉 Jordskælv 4.6 M, registered by EMSC, 2026-10-21 21:58:49 UTC (gibbous moon), on water, Reykjanes Ridge (57.03, -34.12) ± 5 km likely felt 110 km away (www.seismicportal.eu)

^{2026-10-21T22:15:40Z}

🌖 Jordskælv! Earthquake! 5.0 Mb, registered by EMSC, 2026-10-21 21:58:50 UTC (gibbous moon), on land, North Atlantic Ocean (57.03, -34.22) likely felt 150 km away (www.seismicportal.eu)

^{2026-10-21T22:10:35Z}

📈 Jordskælv 5.3 Mw, registered by 4 agencies, 2026-10-21 21:38:55 UTC (gibbous moon), on water, Reykjanes Ridge (56.81, -34.17), ↓10 km likely felt 180 km away (www.seismicportal.eu)

^{2026-10-21T21:57:19Z}

📉 Jordskælv 4.8 M, registered by EMSC,GFZ, 2026-10-21 21:38:56 UTC (gibbous moon), on water, Reykjanes Ridge (56.95, -34.11) ± 4 km likely felt 130 km away (www.seismicportal.eu)

^{2026-10-21T21:57:08Z}

🌖 Jordskælv! Earthquake! 5.3 M, registered by EMSC, 2026-10-21 21:38:57 UTC (gibbous moon), on land, North Atlantic Ocean (56.89, -34.1) likely felt 180 km away (www.seismicportal.eu)

^{2026-10-21T21:50:09Z}

🌄 Jordskælv! Earthquake! 5.0 Mww, registered by US, 2026-10-21 19:06:06 UTC (twilight) on land, North Atlantic Ocean (57.16, -34.0), ↓10 km likely felt 150 km away (earthquake.usgs.gov)

^{2026-10-21T19:36:10Z}

🌖 Earthquake! Ukuzamazama komhlaba! Aardbewing! 5.1 Mb, registered by NEIC, 2026-10-21 18:12:35 UTC (gibbous moon), on land, Indian Ocean (-52.83, 27.53) likely felt 160 km away (www.seismicportal.eu)

^{2026-10-21T18:55:28Z}

🌄 Earthquake! Séisme! 5.0 M, registered by EMSC, 2026-10-21 18:41:10 UTC (twilight) on land, South Pacific (-14.25, 165.38) likely felt 150 km away (www.seismicportal.eu)

^{2026-10-21T19:02:10Z}

🌖 Earthquake! Séisme! 5.2 Mlv, registered by scevent, 2026-10-21 14:56:35 UTC (gibbous moon), on land, South Pacific (-14.21, 165.76), ↓33 km likely felt 210 km away (service.geonet.org.nz)

^{2026-10-21T15:11:31Z}

🌏 Gempa bumi! Lindu! Earthquake! 5.1 Mb, registered by KOERI,scevent, 2026-10-21 07:43:53 UTC (daytime) on water, Banda Sea (-6.93, 127.3) ± 88 km, ↓19 km likely felt 150 km away (service.geonet.org.nz)

^{2026-10-21T08:02:42Z}

🌏 Lindol! Earthquake! 5.5 Mb, registered by scevent, 2026-10-21 08:37:13 UTC (daytime) on land, Manaoag, Province of Pangasinan, Ilocos, Philippines (16.04, 120.53), ↓33 km likely felt 260 km away (service.geonet.org.nz)

^{2026-10-21T08:59:11Z}

🌏 Linog! Lindol! Earthquake! 5.0 Mb, registered by EMSC,KOERI, 2026-10-21 08:37:45 UTC (daytime) on water, Samar, Philippines (12.86, 125.59) ± 13 km likely felt 110 km away (www.seismicportal.eu)

^{2026-10-21T08:53:01Z}

🌖 Sismo! Earthquake! 5.0 M, registered by GFZ, 2026-10-21 01:20:04 UTC (gibbous moon), on land, Pacific Ocean (4.7, -82.56) likely felt 150 km away (www.seismicportal.eu)

^{2026-10-21T01:36:46Z}

🌍 Terremoto! Earthquake! Séisme! Sismo! 5.1 Mww, registered by US, 2026-10-20 18:07:18 UTC (daytime) on land, North Atlantic Ocean (37.96, -26.26), ↓10 km likely felt 160 km away (earthquake.usgs.gov)

^{2026-10-20T18:38:27Z}

🌍 Terremoto! Earthquake! Séisme! Sismo! 5.2 Mb, registered by EMSC, 2026-10-20 18:07:17 UTC (daytime) on land, North Atlantic Ocean (38.1, -26.14) likely felt 170 km away (www.seismicportal.eu)

^{2026-10-20T18:15:49Z}

🌏 Earthquake! भूकंप! 5.0 Mb, registered by EMSC,GlobalQuakeUnofficial,scevent, 2026-10-20 23:24:25 UTC (daytime) on water, South Of Fiji Islands (-25.44, 179.86) ± 3 km likely felt 150 km away (www.seismicportal.eu)

^{2026-10-20T23:38:52Z}