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  "code": "7b.b.xg",
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  "code": "7b.b.xg",
            
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  "contributor": "NIOZ Royal Netherlands Institute for Sea Research",
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  "contributor": "NIOZ Royal Netherlands Institute for Sea Research",
            
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  "creators": 
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  "creators": 
            
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"[{\"firstname\":\"Carlijn\",\"lastname\":\"Lammers\",\"orcid\":\" 
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"[{\"firstname\":\"Carlijn\",\"lastname\":\"Lammers\",\"orcid\":\" 
            
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https://orcid.org/0000-0003-4825-4512\",\"affiliation\":\"Royal 
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https://orcid.org/0000-0003-4825-4512\",\"affiliation\":\"Royal 
            
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Netherlands Institute for Sea 
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Netherlands Institute for Sea 
            
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gauthor\":true,\"contactemailaddress\":\"carlijn.lammers@nioz.nl\"}]",
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gauthor\":true,\"contactemailaddress\":\"carlijn.lammers@nioz.nl\"}]",
            
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  "deposit_date": "2024-01-09",
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  "deposit_date": "2024-01-09",
            
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  "depositor": "Carlijn Lammers",
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  "depositor": "Carlijn Lammers",
            
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  "distribution_date": "2024-01-09",
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  "distribution_date": "2024-01-09",
            
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  "distributor": "Research Data Management(NIOZ Royal Netherlands 
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  "distributor": "Research Data Management(NIOZ Royal Netherlands 
            
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Institute for Sea Research)",
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Institute for Sea Research)",
            
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  "doi_date_published": "2024-01-09",
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  "doi_date_published": "2024-01-09",
            
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grant 16588\",\"awardtitle\":null,\"formatted\":\"NWO - Vidi grant 
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grant 16588\",\"awardtitle\":null,\"formatted\":\"NWO - Vidi grant 
            
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16588 
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16588 
            
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  "name": "7bbxg",
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  "name": "7bbxg",
            
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  "notes": "Ecosystem engineers alter their environment often 
32
  "notes": "Ecosystem engineers alter their environment often 
            
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benefiting their own survival and growth yielding self-reinforcing 
33
benefiting their own survival and growth yielding self-reinforcing 
            
34
feedbacks. Moreover, these habitat modifications have been found to 
34
feedbacks. Moreover, these habitat modifications have been found to 
            
35
facilitate recruitment of conspecifics for some species, while for 
35
facilitate recruitment of conspecifics for some species, while for 
            
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others engineering inhibits recruitment. Whether dune grasses 
36
others engineering inhibits recruitment. Whether dune grasses 
            
37
facilitate or inhibit recruitment of conspecifics is yet unknown. 
37
facilitate or inhibit recruitment of conspecifics is yet unknown. 
            
38
Here, we investigated how habitat modification by European marram 
38
Here, we investigated how habitat modification by European marram 
            
39
grass (Ammophila arenaria) through embryonic dune development affects 
39
grass (Ammophila arenaria) through embryonic dune development affects 
            
40
recruitment from seeds and marine dispersed rhizome fragments. 
40
recruitment from seeds and marine dispersed rhizome fragments. 
            
41
Specifically, we tested at three locations with different dune 
41
Specifically, we tested at three locations with different dune 
            
42
morphologies how habitat modification affected natural seed and 
42
morphologies how habitat modification affected natural seed and 
            
43
rhizome presence and shoot emergence from plots in which seeds or 
43
rhizome presence and shoot emergence from plots in which seeds or 
            
44
rhizome fragments were added. In addition, we investigated how 
44
rhizome fragments were added. In addition, we investigated how 
            
45
sediment burial (i.e., the main effect of habitat modification by dune 
45
sediment burial (i.e., the main effect of habitat modification by dune 
            
46
grasses) affected germination and emergence in a controlled 
46
grasses) affected germination and emergence in a controlled 
            
47
experiment. Results show that regardless of habitat modification or 
47
experiment. Results show that regardless of habitat modification or 
            
48
beach width, seeds and rhizomes were absent in natural conditions. 
48
beach width, seeds and rhizomes were absent in natural conditions. 
            
49
Habitat modification negatively affected shoot emergence from seeds 
49
Habitat modification negatively affected shoot emergence from seeds 
            
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(8x less) and rhizomes (4x less) and was negatively related to 
50
(8x less) and rhizomes (4x less) and was negatively related to 
            
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sediment dynamics. Furthermore, fewer seedlings were found with higher 
51
sediment dynamics. Furthermore, fewer seedlings were found with higher 
            
52
elevations. In controlled laboratory conditions, the highest seedling 
52
elevations. In controlled laboratory conditions, the highest seedling 
            
53
emergence was found with slight burial (0.5-3cm); both germination and 
53
emergence was found with slight burial (0.5-3cm); both germination and 
            
54
seedling emergence decreased as seeds were buried deeper or shallower. 
54
seedling emergence decreased as seeds were buried deeper or shallower. 
            
55
Overall, habitat modification by marram grass negatively affects 
55
Overall, habitat modification by marram grass negatively affects 
            
56
recruitment of conspecifics through increased sediment dynamics and 
56
recruitment of conspecifics through increased sediment dynamics and 
            
57
elevation. Consequently, storm events or eradication programs that 
57
elevation. Consequently, storm events or eradication programs that 
            
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include removal of adult vegetation - which leads to an unmodified 
58
include removal of adult vegetation - which leads to an unmodified 
            
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system - might benefit new recruitment from seeds or clonal 
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system - might benefit new recruitment from seeds or clonal 
            
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fragments.",
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  "tags": [
            
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    {
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    {
            
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      "display_name": "Ammophila arenaria",
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      "display_name": "Ammophila arenaria",
            
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      "id": "214ab339-cbfe-4af5-8944-6a2e411fd38b",
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    {
            
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      "display_name": "Habitat modification",
189
      "display_name": "Habitat modification",
            
168
      "id": "1321332a-a95b-4940-b265-a53efea04ff6",
190
      "id": "1321332a-a95b-4940-b265-a53efea04ff6",
            
169
      "name": "Habitat modification",
191
      "name": "Habitat modification",
            
170
      "state": "active",
192
      "state": "active",
            
171
      "vocabulary_id": null
193
      "vocabulary_id": null
            
172
    },
194
    },
            
173
    {
195
    {
            
174
      "display_name": "Plant recruitment",
196
      "display_name": "Plant recruitment",
            
175
      "id": "33e78189-91c0-42bd-ac74-9907c2320d56",
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      "id": "33e78189-91c0-42bd-ac74-9907c2320d56",
            
176
      "name": "Plant recruitment",
198
      "name": "Plant recruitment",
            
177
      "state": "active",
199
      "state": "active",
            
178
      "vocabulary_id": null
200
      "vocabulary_id": null
            
179
    },
201
    },
            
180
    {
202
    {
            
181
      "display_name": "Sediment dynamics",
203
      "display_name": "Sediment dynamics",
            
182
      "id": "9a1e531f-fc92-4636-93c4-ffe3627c3bef",
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      "id": "9a1e531f-fc92-4636-93c4-ffe3627c3bef",
            
183
      "name": "Sediment dynamics",
205
      "name": "Sediment dynamics",
            
184
      "state": "active",
206
      "state": "active",
            
185
      "vocabulary_id": null
207
      "vocabulary_id": null
            
186
    }
208
    }
            
187
  ],
209
  ],
            
188
  "title": "Habitat modification by marram grass negatively affects 
210
  "title": "Habitat modification by marram grass negatively affects 
            
189
recruitment of conspecifics",
211
recruitment of conspecifics",
            
190
  "type": "dataset",
212
  "type": "dataset",
            
191
  "url": "https://dataportal.nioz.nl/doi/10.25850/nioz/7b.b.xg",
213
  "url": "https://dataportal.nioz.nl/doi/10.25850/nioz/7b.b.xg",
            
192
  "version": "1"
214
  "version": "1"
            
193
}
215
}