Post-investment monitoring of the task "Modernization of the entrance to the inner port (in Gdańsk). Stage III A"

Lot 1 of the contract – monitoring of terrestrial and aquatic plants

Lot 2 of the contract – ichthyological monitoring

Lot 3 of the contract – Sozological monitoring

Lot 4 of the contract — ornithological monitoring

Lot 5 of the contract — monitoring of impacts on aquatic invertebrates

Lot 1 of the contract – monitoring of terrestrial and aquatic plants

A. Description: Monitoring of habitat conditions of aquatic plants and the condition and distribution of individual populations.

As part of the monitoring, the following water and sediment characteristics should be measured:

(a) Electrolytic pH and conductivity;

(b) Visibility (measurement of water transparency);

(c) Concentration and content of inorganic nitrogen (mineral) (mg N/dm3) and total phosphorus;

(d) Photic zone extent (photosynthetically active radiation intensity PAR (%));

In terms of aquatic plants:

(e) The number of underwater plant species;

(f) The number of macroalgae species and the number of vascular plant species;

(g) Frequency of occurrence of particular groups of plants;

(h) Distribution of macrophytes, in particular in depth gradients.

The analysis should cover species occurring on the surface of the water and in the water depths,

as well as swamp and reed species.

Measurements and monitoring observations should be carried out for 36 months after signing the contract. Monitoring should be carried out once a year between 15.06 and 30.09 at the following points:

Point name WGS coordinates 84 Depth (m)

MW1 N54º 21' 33.80'' E18º 40' 03.50'' 0,5

MW2 N54º 21' 35.50'' E18º 40' 08.60'' 5,0

MW3 N54º 21' 12.70'' E18º 40' 52.60'' 1,2

MW4 N54º 21' 17.00'' E18º 41' 31.00'' 1,2

MW5 N54º 21' 18.60'' E18º 42' 08.70'' 1,0

MW6 N54º 21' 25.80'' E18º 42' 07.20'' 6,0

MW7 N54º 21' 19.70'' E18º 42' 53.70'' 3,8

MW8 N54º 21' 21.80'' E18º 43' 58.20'' 3,0

MW9 N54º 21' 12.80'' E18º 44' 01.50'' 0,7

MW10 N54º 21' 12.00'' E18º 44' 32.90'' 6,3

MW11 N54º 21' 03.20'' E18º 45' 34.00'' 3,7

MW12 N54º 21' 09.70'' E18º 46' 23.60'' 4,7

MW13 N54º 21' 11.70'' E18º 46' 21.40'' 1,2

MW14 N54º 21' 08.90'' E18º 46' 36.00'' 1,3

MW15 N54º 21' 60.90'' E18º 46' 50.60'' 0,8

MW16 N54º 20' 51.70'' E18º 47' 15.00'' 1,2

Monitoring of the project's impact on populations of protected terrestrial plant species and species characteristic of existing habitats.

The monitoring should cover the sites (location, abundance or area) of species that are components of the vegetation typical for the banks of the Vistula

in Gdansk, inventoried for the purposes of the report:

- Angelica archangelica subsp. Litoralis;

- Aster solny Aster trifolium;

- Glaux maritima; -

- Eryngium maritimum;

- Helichrysum arenarium;

- Lamellar Snipe, Ornithgalum umbellatum;

- Sea buckthorn Hippophae rhamnoides;

- Swedish mountain ash Sorbus intermedia;

- Ophioglossum vulgatum;

- Sit Gerarda juncus gerardi;

- Winter's plantain Plantago winteri;

- oczeret Tabernemontana Schoenoplectus tabernaemontani;

- sea rush Bolboschoenus maritimus;

- Serrated sweet clover meliotus dentata;

- marsh dandelion Sonchus salustris;

- distended clover Trifolium fragiferum;

- Calystegia sepium.

Measurements and monitoring observations should be performed during the growing season for 36 months after the contract is signed.

Once a year, a maximum of 30 days (tender evaluation criterion) from the date of completion of the monitoring of terrestrial and aquatic plants should be submitted to the Contracting Authority's headquarters in two paper copies and on an electronic medium (PDF, Word, shp).

The report should be divided into two chapters, one on terrestrial plants and the other on aquatic plants.

B. Deadline for completion of the order:

• monitoring: 36 months from the signing of the contract;

• Monitoring should be performed once a year by 30 September.

• submission of a monitoring report within a maximum of 30 days (criterion) from the date of completion of monitoring in a given year.

C. The subject matter of the contract for lot 1 of the contract is described in detail in the description of the subject matter of the contract (OPZ), which is attached as Appendix 3 to this Terms of Reference.

A. Description:

Ichthyological monitoring will consist of:

- determination of the status of individual species of fish and lampreys;

- determination of basic biological parameters of fish (length, age, growth rate);

- estimation of the biomass of the ichthyofauna of the reservoir;

- assessment of spawning efficiency.

In order to estimate the impact of the project on ichthyofauna, it is necessary to compare the data included in the report, made in the period before the investment, including:

- determination of changes in the status of individual species of fish and lampreys;

- determination of basic biological parameters of fish (length – age, growth rate);

- estimation of the biomass of the ichthyofauna of the reservoir;

with the data obtained after the completion of the investment (using the methodology analogous to the data included in the Report).

After each twelve months of monitoring, within a maximum of 30 days (tender evaluation criterion) from the date of completion of the monitoring (i.e. after 12 monitoring, 24 monitoring, 36 monitoring), the Contractor shall submit a report on the work performed to the Contracting Authority's registered office in two paper copies and on an electronic medium (PDF, Word, shp).

B. Deadline for completion of the order:

• monitoring: 36 months from the signing of the contract.

• submission of a monitoring report within a maximum of 30 days (criterion) from the date of completion of monitoring in a given year.

C. The subject matter of the contract for lot 2 of the contract is described in detail in the description of the subject matter of the contract (OPZ), which is attached as Appendix 5 to this Terms of Reference.

A. Description:

Continuous (once a week) monitoring of the formation and possible spread of pollution with petroleum derivatives in the water environment of the banks of the Martwa Wisła and the estuary section of the Motława and Vistula Śmiała.

Monitoring should be carried out for 36 months from the signing of the contract.

After each twelve months of monitoring, within a maximum of 30 days (tender evaluation criterion) from the date of completion of the monitoring (i.e. after 12 monitoring, 24 monitoring, 36 monitoring), the Contractor shall submit a report on the work performed to the Contracting Authority in two paper copies and on an electronic medium (PDF, Word, shp)

B. Deadline for completion of the order:

• monitoring: 36 months from the signing of the contract;

• submission of a monitoring report within a maximum of 30 days (criterion) from the date of completion of monitoring in a given year.

C. The subject matter of the contract for lot 3 of the contract is described in detail in the description of the subject matter of the contract (OPZ), which is attached as Appendix No. 7 to this Terms of Reference.

A. Description:

Ornithological monitoring should cover species diversity (all bird species), abundance and bird behaviour (all bird behaviours)

in the area of the Martwa Wisła, the estuary section of the Motława River, the Vistula Śmiała and their surroundings. The tests should cover the current of the river and the land area.

The obtained monitoring results should be compared to the results obtained during the monitoring carried out at the stage of preparing the environmental impact report.

Observations should be made once a month for a period of 36 months.

After each twelve months of monitoring, within a maximum of 30 days (tender evaluation criterion) from the date of completion of the monitoring (i.e. after 12 monitoring, 24 monitoring, 36 monitoring), the Contractor shall submit a report on the work performed to the Contracting Authority's registered office in two paper copies and on an electronic medium (PDF, Word, shp).

B. Deadline for completion of the order:

• monitoring: 36 months from the signing of the contract;

• submission of a monitoring report within a maximum of 30 days (criterion) from the date of completion of monitoring in a given year.

C. The subject matter of the contract for lot 4 of the contract is described in detail in the description of the subject matter of the contract (OPZ), which is attached as Appendix No. 9 to this Terms of Reference.

A. Description:

Comprehensive monitoring studies should be carried out on recolonisation, its pace and direction. In order to determine the long-term impact of the dredging works on the benthic habitats of the Martwa Wisła, including coastal habitats in the immediate vicinity of the dredging, a series of macrozoobenthic surveys should be carried out in the area of the new fairway as well as in adjacent areas (presence of species and their abundance). Measurements should be taken at the following stations:

Station Width Length

1 WM 5.1 54°21'08.30"N 18°46'32.60"E

2 MW 6.1 54°21'00.90"N 18°45'31.00"E

3 MW 7.1 54°21'15.00"N 18°44'19.80"E

4 MW 7.2 54°21'12.70"N 18°44'07.80"E

5 MW 7.3 54°21'18.00"N 18°44'08.10"E

6 MW 8.1 54°21'19.80"N 18°43'05.40"E

7 MW 9.1 54°21'17.80"N 18°41'20.20"E

8 MW 9.2 54°21'15.70"N 18°41'21.60"E

9 MW 9.3 54°21'18.60"N 18°41'20.70"E

10 MW 10.1 54°21'20.40"N 18°40'31.30"E

11 VS 3.1 54°21'13.20"N 18°39'50.90"E

12 VS 2.2 54°21'13.20"N 18°39'52.40"E

13 VS 1.1 54°21'09.20"N 18°39'32.50"E

14 Zagroble 54°21'1.74"N 18°46'40.08"E

15 Tarcice 54°21'16.86"N 18°42'11.88"E

16 Szyprów Quay 54°21'15.66"N 18°40'58.80"E

17 Zimna 54°21'26.58"N 18°42'33.48"E

18 On the Shore 54°21'21.06"N 18°43'14.34"E

19 Kutnowska 54°21'12.18"N 18°45'52.80"E

20 Neptun 54°20'57.36"N 18°46'52.47"E

according to the following schedule:

- And examination after a period of 2 weeks from signing the contract;

- II examination after a period of 1 month from signing the contract;

- III examination after a period of 3 months from signing the contract;

- IV examination after a period of 6 months from signing the contract;

- V examination after a period of 12 months from signing the contract;

- VI examination after a period of 18 months from signing the contract;

- VII examination after a period of 24 months from the signing of the contract;

- VIII examination after a period of 30 months from signing the contract.

The Contractor shall submit to the Contracting Authority's registered office the following partial reports:

- after 12 months of monitoring, within a maximum of 30 days (tender evaluation criterion) from the date of completion of monitoring;

- after 24 months of monitoring, within a maximum of 30 days (tender evaluation criterion) from the date of completion of monitoring;

- after 30 months of monitoring, within a maximum of 30 days (tender evaluation criterion) from the date of completion of monitoring;

of the completed works in two paper copies and on an electronic medium (PDF, Word, shp).

B. Deadline for completion of the order:

• monitoring: 30 months from the signing of the contract;

• submission of a monitoring report within a maximum of 30 days (criterion) from the date of completion of monitoring in a given year.

C. The subject matter of the contract for lot 5 of the contract is described in detail in the description of the subject matter of the contract (OPZ), which is attached as Appendix 11 to this Terms of Reference.