# of unique
Observations | Known data sets that contain (Heterobranchia).
This may include sibling taxa data sources. |
| 41722 | SAHFOS NATL-CPR [presence-info-only, no counts, no data link] |
| 15147 | SO-CPR [presence-info-only, no counts, no data link] |
| 14937 | complex-EcoMon [presence-info-only, no counts, no data link] |
| 1668 | IIOE [zz-03201] |
| 1647 | CSK [zz-03301] |
| 1355 | IMECOCAL [mx-05101] |
| 1072 | YugNIRO [ru-05501] |
| 794 | R/V ELTANIN [presence-info-only, no counts, no data link] |
| 734 | GILL Zooplankton Collection [us-01026] |
| 648 | North Pacific Continuous Plankton Recorder Surveys [presence-info-only, no counts, no data link] |
| 574 | Australia 75years paper [presence-info-only, no counts, no data link] |
| 535 | SAHFOS-CPR Atlantic Ocean [uk-05101] |
| 421 | EASTROPAC [us-05503] |
| 411 | Biological Atlas of the Arctic Seas 2000 [ru-03101] |
| 265 | EcoMon-SOOP (Mid-Atlantic Bight) [us-05104] |
| 206 | EcoMon-SOOP (Gulf of Maine) [us-05103] |
| 145 | Ocean Weather Station "Papa" [ca-01002] |
| 106 | North Pacific Survey [jp-05201] |
| 98 | Pelagic Ecosystems of the Mediterranean [ru-05107] |
| 66 | INSTOP-6 [tn-01001] |
| 65 | Pelagic Ecosystems of the Indian Ocean [ru-05106] |
| 60 | NEWP [us-01033] |
| 49 | ALMIRANTE SALDANHA Collection [br-04001] |
| 44 | EASTROPIC [us-05504] |
| 42 | SSRF-619 [us-01049] |
| 35 | HAKUHO MARU collection [jp-04301] |
| 33 | Zulfiquar Cruises [pk-03001] |
| 31 | WEBSEC [us-01058] |
| 26 | CINECA II [fr-03102] |
| 26 | CICAR [ru-01002] |
| 24 | BCF - POFI [us-05501] |
| 18 | AtlantNIRO plankton [ru-05301] |
| 15 | Gulf of California 1983-1984 [mx-01001] |
| 13 | Minoda 1967 [us-01031] |
| 12 | Brodskii 1950 [ru-01001] |
| 12 | ARK IV and ARK VIII [de-04201] |
| 7 | GAVESHANI Collection [in-04101] |
| 6 | Drift Station Alpha [us-01019] |
| 4 | Pioneer Cruise 66 [us-01036] |
| 3 | Pelagic Ecosystems of the Tropical Atlantic [ru-05105] |
| 2 | IROP-4 [uk-01001] |