| PrepPreservationName | PrepPreservationType1 | PrepPreservationDescr | LastUpdateDate |
| Antifoam | WQ | | 1900-01-01 |
| Antifoam, Media | WQ | | 2010-11-01 |
| Buffered | WQ | | 1900-01-01 |
| Centrifuged | WQ | | 1900-01-01 |
| Centrifuged, LabAcidified | WQ | | 2012-07-02 |
| Centrifuged, LabFrozen | WQ | | 2012-07-02 |
| FieldAcidified | WQ | | 2012-07-02 |
| FieldAcidified, FieldFrozen, LabFiltered | WQ | | 2018-01-22 |
| FieldAcidified, LabFiltered | WQ | | 2013-09-18 |
| FieldAcidified, LabFiltered, LabFrozen | WQ | | 2012-06-14 |
| FieldBasified | WQ | | 2009-07-01 |
| FieldBuffered | WQ | BA | 2019-09-10 |
| FieldDechlorination | WQ | | 2012-12-21 |
| FieldDechlorination, FieldAcidified | WQ | | 2012-03-12 |
| FieldFiltered | WQ | | 2012-07-02 |
| FieldFiltered, FieldAcidified | WQ | | 2012-07-02 |
| FieldFiltered, FieldAcidified, FieldFrozen | WQ | | 2012-07-02 |
| FieldFiltered, FieldBuffered | WQ | BA | 2019-08-30 |
| FieldFiltered, FieldFrozen | WQ | | 2012-07-02 |
| FieldFiltered, FieldSolventPres, FieldFrozen | WQ | TI | 2011-04-11 |
| FieldFiltered, LabAcidified | WQ | | 2012-07-02 |
| FieldFiltered, LabFrozen | WQ | | 2012-07-02 |
| FieldFrozen | WQ | TI | 2012-07-02 |
| FieldFrozen, Dried, Powdered | TI | | 2010-09-29 |
| FieldFrozen, FreezeDried | WQ | | 2012-07-02 |
| FieldFrozen, LabAcidified | WQ | | 2012-07-02 |
| FieldFrozen, LabFiltered | WQ | | 2018-01-22 |
| FieldFrozen, Skin off | TI | | 2016-02-10 |
| FieldPoisoned | WQ | | 2012-08-08 |
| FieldSieved | WQ | | 2012-07-02 |
| FieldSieved, FieldFrozen | WQ | | 2012-07-02 |
| FieldSieved, LabFrozen | WQ | | 2012-07-02 |
| FieldSieved, LabSolventPres | | | 2018-04-26 |
| FieldSolventPres | WQ | | 2012-08-08 |
| FieldTreatment, Abraxis530010 | WQ | | 2025-06-27 |
| FreezeDried | WQ | | 2012-07-02 |
| LabAcidified | WQ | | 2012-07-02 |
| LabAcidified, LabFrozen | WQ | | 2012-07-03 |
| LabAcidified, LabSettled | WQ | | 2011-12-16 |
| LabBasified | WQ | | 2009-07-01 |
| LabBuffered | WQ | BA | 2019-09-10 |
| LabDechlorination | | | 2013-12-19 |
| LabDried | WQ | | 2012-01-05 |
| LabDried, LabAcidified | WQ | | 2014-07-02 |
| LabDried, LabFrozen | TI | | 2013-10-05 |
| LabFiltered | WQ | | 2012-07-02 |
| LabFiltered, Buffered | | | 2017-01-17 |
| LabFiltered, LabAcidified | WQ | | 2012-07-02 |
| LabFiltered, LabBasified | | | 2017-10-13 |
| LabFiltered, LabBuffered | WQ | BA | 2019-09-10 |
| LabFiltered, LabFrozen | WQ | | 2012-07-02 |
| LabFrozen | WQ | TI | 2012-07-02 |
| LabFrozen, LabSieved | | | 2015-01-21 |
| LabFrozen, Skin off | TI | | 2016-08-07 |
| LabPoisoned | WQ | | 2012-08-08 |
| LabSettled | WQ | | 2008-04-21 |
| LabSieved | WQ | | 2013-03-28 |
| LabSieved, LabSolventPres | | | 2018-04-26 |
| LabSieved, OvenDried | WQ | | 2012-07-17 |
| LabSolventPres | WQ | | 2012-07-02 |
| None | WQ | TI | 1900-01-01 |
| Not Recorded | WQ | TI | 1900-01-01 |
| Skin off | TI | | 1900-01-01 |
| Skin on | TI | | 2012-06-27 |
| Skin on, Scales Off | TI | | 1900-01-01 |
| Skin on, Scales On | TI | | 1900-01-01 |
| Sub-sampling and Sieving | WQ | | 2009-02-03 |
| Sub-sampling and Sieving, LabFrozen | WQ | | 2009-04-15 |
| Without Shell | TI | | 2013-10-05 |
| Without Shell, Dried | TI | | 2013-10-05 |