Tenders Are Invited For Environmental Services – Species Monitoring According To Articles 11 And 17 Of The Habitats Directive In Saxony-Anhalt: Sample Monitoring Of Nappy Snails (Vertigo Angustior, Vertigo Moulinsiana)

Environmental Services – Species Monitoring According To Articles 11 And 17 Of The Habitats Directive In Saxony-Anhalt: Sample Monitoring Of Nappy Snails (Vertigo Angustior, Vertigo Moulinsiana). The Aim Of The Service Is To Carry Out A Complete Sample Monitoring Cycle According To The Federal Or State Monitoring Concepts For The Narrow Nappy Snail (Vertigo Angustior) And Bulbous Nappy Snail (Vertigo Moulinsiana). This Serves As The Basis For Assessing The Conservation Status In Accordance With The Ffh Guidelines. For This Purpose, The Relevant Data Must Be Collected In The Field And Evaluated According To Uniform Criteria. This Lays The Nature Conservation Foundations For The Preparation Of The National Report Of The State Of Saxony-Anhalt To The Federal Republic Of Germany And Subsequently To The European Union In Fulfillment Of The Reporting Obligations Of The Ffh Directive. General Methodology, Investigation Area And Time Frame The Methodological Specifications Of The Monitoring Concept For The Ffh Species Narrow And Bulbous Nappy Snail Of The State Office For Environmental Protection Of Saxony-Anhalt Apply To The Collection Of Population, Habitat And Impairment Parameters As Well As The Assessment. The Basis For The Approach Is The Evaluation Scheme (Bws) For Nationwide Ffh Monitoring (Bfn 2017, Appendices 2.1 And 2.2). The Specifications Formulated There May Be Made More Specific Or Modified By The Detailed Explanations In Section 2.2. Deviations Are Only Permitted If Necessary And In Agreement With The Client (Client). The Field Surveys Are To Be Carried Out In The Study Year 2026. Each Monitoring Area Must Be Completely Processed Once. Selection Of The Specific Study Area: All Available Information On The Individual Monitoring Areas / Stpe Can Be Viewed And Accessed On The Website Http://Www.Tierartenmonitoring-Sachsen-Anhalt.De/. The Examination Room Includes The Monitoring Areas Listed In Appendix 1.3, Table 1 And Table 2 For The Detection Of Nappy Snails In Accordance With The Monitoring Concept. Annexes 1.1 And 1.2 Show The Situation In The Country. Occurrences Of Diaper Snails Have Been Documented In The Named Areas. The Examination Room Has Already Been Determined. If Possible, No Deviation Should Be Made From The Defined Test Sites For The Nappy Snails. The Sample Sites Examined In The Rana Report (2016) Must Be Recorded Within The Study Areas. If Possible, No Deviation Should Be Made From The Defined Test Points. General Requirements: The Service Description Is Predominantly Functional. The Methodological Specifications According To Pan & Ilök 2009 Or Updated Versions Of The Bfn/Blak (2017) (Appendix 2.1 And 2.2) Apply To The Establishment Of The Sampling Sites For The Nappy Snails, The Collection Of Population, Habitat And Impairment Parameters As Well As The Assessment. The Information Required In This Scheme Must Be Recorded In The Field In The Form Of A Field Log (Appendix 3.1 And 3.2; See Also The Requirements From Section 2.3.4). The Service Includes The Implementation Of A Recording Run Within The Ffh Reporting Period. Capture Of Po