Dierenrijk – Vogelrijk

Name of Zoo Dierenrijk
Name of respondent K. Jansen
E-mail address of respondent k.jansen@dierenrijk.nl

Name of Exhibit Vogelrijk
Opening Date/Year 01-01-11-

1. DIMENSIONS
   a) height in m 10
   b) area in m2 5040
   c) volume in m3 30600
2. SHAPE
   a) shape sides Irregular
   b) shape of top flat
3. CONSTRUCTION
   Frame
   1) placement main support structures inside (e.g. tent-like)
   2) materials main support metal, specify type Steel
   3) special supports/protection for (a) interface net/mesh and main support (specify) Ring
   (b) protection from main supports rotting in ground (specify ) N.a.
   4) secondary supporting structures cables
   5) lowering or removal of top when snow or severe winds expected possible No
   6) constructor In-house
   Material sides
   1) solid (rock, brick wood etc) 0
   2) glass 0
   3) piano wire 0
   4) netting/mesh 5+
   a) material polyethelen
   b) name manufacturer Libema BV
   c) supplier Van Beelen N.T.N Ijmuiden
   d) product name
   e) opening size 5×5
   f) diameter 7
   g) color Black
   h) configuration knotted
   i) how is netting/meshing attached to aviary structure? With strong rope which is attached to a ring around the main support
   j) visibility through net/mesh satisfactory
   k) water resistance excellent
   l) UV resistance excellent
   Material top
   1) Same as sides no If yes, continue to 4. Visibility
   2) Not same as sides a) name manufacturer Libema BV
   b) supplier Van Beelen N.T.N Ijmuiden
   c) name product
   d) material polyethelen
   e) configuration knotted
   f) opening size 10×10
   g) diameter 14
   h) color Black
   i) water resistance excellent
   j) UV resistance excellent
4. VISITOR VIEWING
   a) walk through / walk in yes
   b) barriers between public and birds barriers – please choose one Vegetation
   c) other special features to enhance viewing possibilities, specify Levelling landscape
5. ENTRANCES AND EXITS
   a) service i. double doors with area between yes
   ii. through attached building no
   iii: please describe how you bring in large enclosure furnishings that are too large to be brought through the doors Special metal door
   b) visitor single door plus curtain
   c) curtains flexible plastic strands
6. WATER AREA
   a) % surface area water (versus land) 20
   b) frequency of drainage and cleaning None
   c) type of water running
   d) filtration system yes, specify Reeds and other natural filters
   e) depth in cm i. minimum 2
   ii. maximum 50
   iii. % surface area < 20 cm
7. SUBSTRATES
   a) sand 0
   b) grass 50
   c) dirt 10
   d) rocks 0
   e) visitor path 20
   f) other 0
8. VEGETATION
   a) grass/other herbacious plants < 20 cm high cover 80 b) herbacious plants/shrubs 20 cm- 1m high cover 10 c) herbacious plants/shrubs/trees 1 m-3 m high cover 0 d) number of coniferous trees > 3 m high 0
   e) number of deciduous trees > 3 m high 5
   f) are there any plants you would recommend for aviaries?
   g) are there any plants that have been problematic in this aviary?
9. PREDATOR PROTECTION
   a) electric fence inside no cm high
   b) electric fence outside no cm high
   c) different type meshing along bottom yes 150 cm high
   d) plastic along perimeter no cm high
   e) concrete under ground no cm deep
   f) other (specify)
10. SUPPLEMENTAL LIGHTING
    supplemental lighting outside no
11. PERMANENT INTRODUCTION/CATCHING AREA PRESENT
    Introduction and/or catching area present yes
12. INDOOR ENCLOSURE
    a) attached to aviary yes 1 attached, other 3 not
    b) dimensions i. length 9-72 m2
    ii. width
    iii. Height 2-4 m
    c) average number of nights used per year 60
    d) average number of days used per year 60
    e) direct access to main outside enclosure no
    f) direct access to alternative outdoor area no
    g) substrates (specify) Concrete/strew
    h) usable water area present for bathing yes
    i) possibility to subdivide area if need to no
    j) keeper access area not shared by birds yes
    k) natural sunlight received yes
    l) number of hours of artifical light 8
    m) heating supplied no
    n) please describe ventilation system
    o) visitor viewing no
13. SPECIES
    a) species currently held (if possible also historically) list
    b) species not held successfully
    c) reason per species (please list species below) i. escape
    ii. incompatibility
    iii. health issues
    iv. stress
    v. accidents (e.g. collisions)
    vi. other
14. PROBLEMS
    Problems with:
    a) Indigenous bird species entering enclosure yes, specify Lot of jackdaws, sparrows, magpies, collared doves, hawks and crows
    b) Predation in enclosures no
    c) Aviary withstanding winds experienced no
    d) Aviary withstanding snow experienced no
    e) Excessive mortality and or accidents with one or more species no
    f) other health issues, e.g. foot lesions no
    g) frequent replacement or repair of materials no
    h) husbandry issues e.g. cleaning, heating, moving birds no
15. DISSATISFACTION
    a) Visitor yes, specify Visitors are scared for the pelicans
    b) Keeper yes, specify Visitorpaths are hard to clean
16. COSTS (in EUR)
    a) Design
    b) Materials and labor 400,000
    c) Maintenance (e.g. replacement of netting etc.)
    d) Were there any choices made/possibilities to reduce costs? Nesting wall was left out
17. ENCLOSURE DATA SUBMISSION
    a) Contact person Steven van den Heuvel and Kitty Ludwig
    b) data submitted 10-02-12