![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/1.jpg\")
<\/a><\/figure>\n\n\n\n- \n
- 2\u00a0<\/mark>: la mare de la for\u00eat de Daubensand<\/strong><\/li>\n<\/ul>\n\n\n\n
Les premi\u00e8res p\u00eaches, tr\u00e8s appr\u00e9ci\u00e9es par les jeunes, ont r\u00e9v\u00e9l\u00e9es, \u00e0 c\u00f4t\u00e9 de deux plantes int\u00e9ressantes (Chara, Utriculaires), des grandes Limn\u00e9es, des Planorbes et des t\u00eatards de Grenouille. En revanche, plusieurs types d\u2019Insectes (Col\u00e9opt\u00e8res et H\u00e9mipt\u00e8res) ont brill\u00e9 par leur absence.<\/p>\n\n\n\n
![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/Daubensand-1024x639.jpg\")
<\/a><\/figure>\n\n\n\n- \n
- 3<\/mark>\u00a0: les 7 \u00e9cluses<\/strong>\u00a0:<\/li>\n<\/ul>\n\n\n\n
Petit arr\u00eat pour trouver des Corbicules (Bivalves), dont beaucoup de coquilles, et des \u00e9ponges. Des petits poissons nous ont nargu\u00e9s.<\/p>\n\n\n\n
![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/4-1024x618.jpg\")
<\/a><\/figure>\n\n\n\n![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/5-1024x865.jpg\")
<\/a>En vert, des \u00e9ponges<\/em><\/figcaption><\/figure>\n\n\n\n - \n
- 4<\/mark>\u00a0: la gravi\u00e8re de Plobsheim\u00a0:<\/strong><\/li>\n<\/ul>\n\n\n\n
Ce lieu, marqu\u00e9e par de nombreuses d\u00e9gradations anthropiques, nous a permis de voir les Utriculaires en fleur et de nombreuses Libellules.<\/p>\n\n\n\n
![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/6.jpg\")
<\/a><\/figure>\n\n\n\n![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/7.jpg\")
<\/a>Fleur d’Utriculaire<\/figcaption><\/figure>\n\n\n\n ![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/8-1024x879.jpg\")
<\/a><\/figure>\n\n\n\n- \n
- 5<\/mark> et 7<\/mark>: contre-canal et extr\u00e9mit\u00e9 nord du plan d\u2019eau de Plobsheim\u00a0:<\/strong><\/li>\n<\/ul>\n\n\n\n
Ce bref arr\u00eat a \u00e9t\u00e9 motiv\u00e9 par le tr\u00e8s grand d\u00e9veloppement des Renoncules d\u2019eau.<\/p>\n\n\n\n
Hector a \u00e9t\u00e9 ravi de trouver une magnifique Grenouille que nous avons bien s\u00fbr rel\u00e2ch\u00e9e.<\/p>\n\n\n\n
![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/9-1024x767.jpg\")
<\/a><\/figure>\n\n\n\n![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/10.jpg\")
<\/a><\/figure>\n\n\n\nLa faible accessibilit\u00e9 au plan d\u2019eau n\u2019a pas permis de r\u00e9coltes d\u00e9terminantes.<\/p>\n\n\n\n
- \n
- 6<\/mark>\u00a0: la roseli\u00e8re\u00a0:<\/strong><\/li>\n<\/ul>\n\n\n\n
La roseli\u00e8re nous a permis de compl\u00e9ter notre \u00e9tude en observant de petits organismes telles des Daphnies et des Cop\u00e9podes.<\/p>\n\n\n\n
![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/11-1024x767.jpg\")
<\/a><\/figure>\n\n\n\nL\u2019heure avan\u00e7ant et les ventres criant famine, nous sommes parties vers Eschau, lieu de notre pique-nique.<\/p>\n\n\n\n
- \n
- 8<\/mark>\u00a0: \u00e9tang de p\u00eache Augraben\u00a0:<\/strong><\/li>\n<\/ul>\n\n\n\n
Nous avons pique-niqu\u00e9, bien \u00e0 l\u2019ombre,\u2026.<\/p>\n\n\n\n
![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/12-1024x491.jpg\")
<\/a><\/figure>\n\n\n\n\u2026.en face de la centrale hydro\u00e9lectrique.<\/p>\n\n\n\n
![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/13-1024x768.jpg\")
<\/a><\/figure>\n\n\n\nLe groupe, diminu\u00e9 de moiti\u00e9 s\u2019est rendu \u00e0 la Vollill voisine dont le niveau et le d\u00e9bit n\u2019ont permis que tr\u00e8s peu d\u2019observations. Seule une tuile portant des pontes de Poissons a \u00e9t\u00e9 rapport\u00e9e pour observation en salle de TP.<\/p>\n\n\n\n
![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/14-840x1024.jpg\")
<\/a><\/figure>\n\n\n\nLa suite de l\u2019apr\u00e8s-midi nous a conduit au Lyc\u00e9e Marguerite Yourcenar d\u2019Erstein o\u00f9 une salle de travaux pratiques a \u00e9t\u00e9 mise \u00e0 notre disposition.<\/p>\n\n\n\n
Quelques observations ont pu \u00eatre r\u00e9alis\u00e9es \u00e0 l\u2019aide de loupes binoculaires et de microscopes.<\/p>\n\n\n\n
![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/15-1024x499.jpg\")
<\/a><\/figure>\n\n\n\n![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/16-1024x431.jpg\")
<\/a><\/figure>\n\n\n\n![\"\"](\"https:\/\/strasbourg.apbg.fr\/wp-content\/uploads\/2026\/01\/17-1024x469.jpg\")
<\/a><\/figure>\n\n\n\nApr\u00e8s rangement de la salle, nous nous sommes s\u00e9par\u00e9s vers 16h30.<\/p>\n\n\n\n
Une journ\u00e9e sympathique, bien remplie, qui a b\u00e9n\u00e9fici\u00e9 d\u2019un temps magnifique.<\/p>\n\n\n\n
Marie-Roberte Gendrault<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"
Pour cette fin d\u2019ann\u00e9e scolaire, une sortie, \u00e0 caract\u00e8re familial, sur la d\u00e9couverte de diff\u00e9rents milieux aquatiques s\u2019est d\u00e9roul\u00e9e dans<\/p>\n","protected":false},"author":1,"featured_media":552,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[3,7],"tags":[],"class_list":["post-550","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-archives","category-sortie"],"_links":{"self":[{"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=\/wp\/v2\/posts\/550","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=550"}],"version-history":[{"count":2,"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=\/wp\/v2\/posts\/550\/revisions"}],"predecessor-version":[{"id":795,"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=\/wp\/v2\/posts\/550\/revisions\/795"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=\/"}],"wp:attachment":[{"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/strasbourg.apbg.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
- 8<\/mark>\u00a0: \u00e9tang de p\u00eache Augraben\u00a0:<\/strong><\/li>\n<\/ul>\n\n\n\n
- 6<\/mark>\u00a0: la roseli\u00e8re\u00a0:<\/strong><\/li>\n<\/ul>\n\n\n\n
- 5<\/mark> et 7<\/mark>: contre-canal et extr\u00e9mit\u00e9 nord du plan d\u2019eau de Plobsheim\u00a0:<\/strong><\/li>\n<\/ul>\n\n\n\n
- 4<\/mark>\u00a0: la gravi\u00e8re de Plobsheim\u00a0:<\/strong><\/li>\n<\/ul>\n\n\n\n
- 3<\/mark>\u00a0: les 7 \u00e9cluses<\/strong>\u00a0:<\/li>\n<\/ul>\n\n\n\n