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Biological valuation of the Gulf of Gdansk - methdology testing -. Tomasz Zarzycki & Katarzyna Karwowska. Presentation structure. Case study area Location, background information Why it was chosen? Biological valuation Attributes of biodiversity Data collection Assessment questions

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biological valuation of the gulf of gdansk methdology testing

Biological valuation of the Gulf of Gdansk- methdology testing -

Tomasz Zarzycki & Katarzyna Karwowska

presentation structure
Presentation structure
  • Case study area
    • Location, background

information

    • Why it was chosen?
  • Biological valuation
    • Attributes of biodiversity
    • Data collection
    • Assessment questions
    • Maps of values
  • Lessons learned
    • Data gathering/sharing
    • Assessment protocol
slide5

1 -Łysiak-Pastuszak (2004); 2 - Majewski (1990); 3 – Kruk-Dowgiałło and Dubrawski (1998); 4 - Krzymiński et al. (2000); 5 - Krzymiński et al. (2004); 6 - Andrulewicz and Witek (2002); 7 - Renk (2000); 8 - Łysiak-Pastuszak and Piątkowska (2004)

slide6

Case study area- Gulf of Gdansk -

  • Why it was chosen as a case study?
    • Data availability
    • Socioeconomic valuation site

(in the frames of MarBEF, WP5)

    • Area of interference
      • Range of stakeholders
      • Different use
        • Nature preservation (NATURA 2000)
        • Ship traffic
        • Coastal development
    • No management plan
      • Pilot study for marine spatial planning in Poland – 1st exercise
slide7

Biological valuation- Gulf of Gdansk -

  • Attributes of biodiversity that were analyzed:
    • macrozoobenthos
    • fish
    • birds (waterfowl)
  • Attributes that are still missing
    • vascular plants
    • macro algae
    • zoo- and phyto- plankton
    • sea mammals
slide8

- Biological valuation -Gulf of GdanskDATA COLLECTION

MACROZOOBENTHOS

  • dataset from 1996
    • Eckman Grab of 10x10cm, sieve mesh size 0,5mm
    • triplicate samples from each locality pooled together
    • www.iopan.gda.pl/projects/puckbay/Pucka/pp4.htm by Lech Kotwicki
    • MAP OF SAMPLING POINTS
slide9

MAP OF SAMPLING

POINTS FOR

MACROBENTHOS 1996

slide10

- Biological valuation -Gulf of GdanskDATA COLLECTION

MACROZOOBENTHOS

  • dataset from 2005
    • Van Veen Grab, area 0,1m2; sieve mesh size 0,5mm
    • triplicate samples from each locality pooled together
    • Data were collected for Master Thesis of Magda Dawidowska
    • MAP OF SAMPLING POINTS
slide11

MAP OF SAMPLING

POINTS FOR

MACROBENTHOS 2006

slide12

- Biological valuation -Gulf of GdanskDATA COLLECTION

FISH

  • Dataset from 2006
  • Beamtrawl, mesh size 6mm, 2,5 m wide.
  • Trawling for certain distance
  • Data was collected during practical course, for students of oceanography, not published, extracted from the report
    • MAP OF SAMPLING POINTS
slide14

MAP OF SAMPLING

PATHS FOR

FISH 2006

slide15

- Biological valuation -Gulf of GdanskDATA COLLECTION

BIRDS

  • Dataset from 1999/2000 “birds year”

(season autumn - winter - spring)

Coastline is divided into 51sections. Trained volunteers, students and scientists walk along the coast divisions and observe waterfowl.

    • INTERPOLATION for the 1km from the coastline
    • MAP OF SAMPLING POINTS
slide18

MAP OF SAMPLING

AREAS FOR

BIRDS 2006

slide19

DISTRIBUTION

ON DATA

AVAILABILITY

slide20

- Biological valuation -Gulf of GdanskASSESSMENT QUESTIONS

MACROZOOBENTHOS

  • Is the subarea characterized by high counts of many species?
  • Is the abundance of a certain species very high in the subarea?
  • Is the subarea characterized by the presence of many rare species?
  • Is the abundance of rare species high in the subarea?
  • Is the abundance habitat-forming species high in the subarea?
  • Is the abundance of ecologically significant species high in the subarea?
  • Is the species richness in the subarea high?
slide21

- Biological valuation -Gulf of GdanskASSESSMENT QUESTIONS

MACROZOOBENTHOS

  • Is the subarea characterized by the presence of many rare species?
  • Is the abundance of rare species high in the subarea?

Bathyporeia pilosa, Crangon crangon, Gammarus locusta,

Halicryptus spinulosus, Mysis mixta, Saduria entomon, Turbelaria

  • Is the abundance habitat-forming species high in the subarea?

Balanus improvisus, Cerastoderma glaucum, Macoma balthica, Mya arenaria, Mytilus edulis

slide22

- Biological valuation -Gulf of GdanskASSESSMENT QUESTIONS

  • Is the abundance of ecologically significant species high in the subarea?

Gammarus oceanicus, Gammarus salinus, Gammarus zaddachi, Hydrobia sp., Idotea balthica, Idotea chelipes,

GRAZERS

Saduria entomon,

FOOD SOURCE

Hediste diversicolor

BIOTURBTORS

slide23

- Biological valuation -Gulf of GdanskSUBZONES DIVISION

GRID FOR MACROBENTHOS

250m x 250m

GRID FOR FISH/BIRDS

1000m x 1000m

slide27

Biological valuationGulf of Gdansk -ASSESSMENT QUESTIONS

FISH

  • Is the subarea characterized by high counts of many species?
  • Is the abundance of a certain species very high in the subarea?
  • Is the abundance of ecologically significant species high in the subarea?
  • Is the species richness in the subarea high?
  • Is the subarea highly productive?
slide28

Biological valuationGulf of Gdansk -ASSESSMENT QUESTIONS

FISH

  • Is the abundance of ecologically significant species high in the subarea?

Gadus morhua, Platichthys flesus, Zoarces viviparus

PREDATORS

slide30

Biological valuationGulf of Gdansk -ASSESSMENT QUESTIONS

BIRDS

  • Is the species richness in the subarea high?
  • Is the subarea characterized by the presence of many rare species?
  • Is the abundance of rare species high in the subarea?
slide31

Biological valuationGulf of Gdansk -ASSESSMENT QUESTIONS

BIRDS

  • Is the subarea characterized by the presence of many rare species?
  • Is the abundance of rare species high in the subarea?

Alca torda, Anser brachyrhynchus, Branta ruficollis, Cepphus grylle, Gavia stellata, Netta rufina, Podiceps grisegena, Tachybaptus ruficollis

slide34

Total Value of area

Birds and Fish

slide36

Habitat Directive

Birds Directive