20260405 04315500 1.0 TRUE Le relevé des macrophytes du Rhône vient compléter les relevés similaires effectués périodiquement dans le lac Léman et permet d'approfondir les connaissances sur la biologie du fleuve.<br /><br />Les macrophytes sont des plantes aquatiques qui constituent d'excellents indicateurs de l'état du milieu et leur présence est indispensable pour de nombreuses espèces animales. Biologie Eaux intérieures Environnement Macrophytes du Rhône - Herbier © 2026 SITG Accès libre <br /><br /> None Macrophytes du Rhône - Herbier iVBORw0KGgoAAAANSUhEUgAAASwAAADICAYAAABS39xVAAAAAXNSR0IB2cksfwAAAAlwSFlzAAAB 2AAAAdgB+lymcgAADapJREFUeJzt3Wtz47YVh/EDkBQl2c5m20yTXqbT5vt/qr7oTJom9e56bUsi gc4BBImm72vJ0rGf3wzXsmxRWl3+PgABsI4xRgEAA+pDPwAAeCoCC4AZBBYAMwgsAGYQWADMILAA mEFgATCDwAJgBoEFwAwCC4AZBBYAMwgsAGYQWADMILAAmEFgATCDwAJgBoEFwAwCC4AZBBYAMwgs AGYQWADMILAAmEFgATCDwAJgBoEFwAwCC4AZBBYAMwgsAGYQWADMILAAmEFgATCDwAJgBoEFwAwC C4AZBBYAMwgsAGYQWADMILAAmEFgATCDwAJgBoEFwAwCC4AZBBYAMwgsAGYQWADMILAAmEFgATCD wAJgBoEFwAwCC4AZBBYAMwgsAGYQWADMILAAmEFgATCDwMKbFkIQ51y63HVd2lTbtuK9P/Cjw3MR WHjTNKxKYFVVJTHGzfWwh8DCmzYMJq2omqZJoUVg2URg4U0bh9Ow4oI9BBYAMwgsvFs0De0hsPCm lebfXeFE09AeAgvvgoYTFZV9BBbeDSqqw42Dy899KNfmf2Mv3rXP2h+BBWBvdGxuCL30fdhUuNsA q0SeecCWwAKwNyEuxPlKaq/J5Aebdiw+f38EFoC9+c+v/5bJZCrz2am07VzcOqz6TisvkWbyvP0R WAD2pq7rtOm0KDdo/1VV3p69v90+PADY+uEPP22agCEG6buFOFelEKNJCOCo9L1Pne26SsZisZDV apU63KfTadqqqnnW/qiwAOxNCaS6nshkMkmBFaVPl1M//DMRWG9knIv+FSuHjcs6T/qzQ6/5dNdy Lvq4yvXat/He6XPR9326nJpK37iP8fOc3w+ddNrDrfuu6nT58vIy/Ww2m0m3cuk10FUshu8V/bm+ Trt8fbyvpW1fFjkE1htw3woExzpQ8tAhemz0ddKgKsE1DJ+nBEYc/LEaX6/XhRBTZdPXIYXQcrla N9GWMpuebe6vdI6X+z7G14nA2rN9Lxj30H6PIbDGf/HH1713w6DRrxpYZVVUDY/nBFYxrLiHFa3u q520qe+o3EcMVQqmsg0d4+tEYO3Zvl905+KtEXg3g+E4/kqWD9Dwg6Xee5Nw/P4owaEhU5qJD4nr 53P4mg+f54uLS1kul+ly5Xuppo0456Wpy/N+HO+PpyKw3oDSjPjW/o/XMKwixtdhqzTLtAJ6SmA9 Rteu1w7u0sTTICz9nmls1OAlKJXYsOo7tj8ox/sOxxMFWXX5cHF6c+rQ4VR1qcNXWPqhKx8WAurh 56k8R7ppJ/hTni83WIVi/EdBr2+a25OLxxk0rM6OfUVWAutAzaJhR+dLaVhdXV1t9uedl/gto/Je kYWq8DXd1cH91OfGDYJqfFmbg+OqVu+rvAf1Po45oMZ4t7yS8gYpJfnuAkuPLHWyXC6kafRIU9B3 5bfNLN2D8dEmDSoNWP0g6eWPHz/Kezaujkoz8DlNMXdP4Oj12hxU+p5Tw9cijYka9SkO36dKK71j QmDtW3k/BCcxRKm8l3qib5qgh2hkdS3iKxGvr4TLb6AYGnExz7xyj7xC4bKRaTWRr+FamnomlZ+I RG1a6E9Xcmjp87E+LrBaBWnapfTdufzvt1/k73/7Wd67cdh8a5+Re2RYy10V3F1hdKx9VwWB9Uqc 16M0XsSF7UJm2lehXQwuSNdfyfXiS/oLW1czmbZn4v3jf918E8V32gBcStdrQAVZ6WDA2qW+rG8Z Tbxrq5X+33Vmfv7QaPM1VRZH+qHA8SKwXksKKhVkudAJoPoBnkgXrmSx/CpfL8/l8upTCqymnsvJ /Ps0qG8++/DwfutOGh+kbrRpoc2JKN5rMyz9UI6BziE7Ocmdv6vVdQosHfUs7plri+DdO4539BsX 9AhQndtFfb+U6+urPB1i0qYPs9ZHs+lJOsqXBvj5Ruq6lfoJE0P75RcJTjvcO5EUWCE1MY+JhrNu MXby6fN5+j+enJyKxOevOIn3jcDat7juF4i9RNHO5mvp+qV4P9VPsHg3k7o+kabRlClV2GBVxod2 HaOcn59L3fapE7tpdfSydpjqqGZ3FHMJ1XSaq6svXz7JxcVn+XB2IvPp9wcfcgF7CKx9S9VF7rta XGvzT5tDeZyNuEoqX6eFzUI6OKSHm9c3c+sO61EFcuuoTmjEu1qaZiZ1pcGg+7w9SPNQ0gTaOgfT 168X6f90enoqdQrsQz86WENgvZIQOrm8+pIqofnsbHOEZtJq9TX8vW0T6r6wGobW2ekP0s6jhNjJ ZDK/caM8beewYiyDGFODWD58+CDNZCr9QqvAQz86WENg7ZtmhpM01UKX9ej7lcznp3mEcq8jENYD +6JWVy6tyqjDHdJQh9RkevglatuZiO/SkUW9aanSdJd96FIFd0ilytNxYtpM/e670/X3ncxmB31o MIjAeqFhP5GGUR6/EqQPfRrG0HsnVahF+8XP/O/ShU7qxV/FzVvpq04qWR8pW1dVt/qcUmVSqq5e FstLOf/0e7qPk5O5nM51CdpaZic/rpcn0aOFIS32X/mp9LLSSxJ1bNY6yMp+Uzu0XkqQPJBVm5ZO T720fkD6fxjO5k83G60KcOOhDkbwl98vX/WAwo8//nPzu7Ozlz7zeI8IrBca9ymNP8xBenF9LV3o Zdmt8ih3l5t+Uj2hyabFVxm8vl65UZcH0T1PJrkze7wW0s2zHN/Tj6VHFL120re56zv92s2w9FLf Gria11fKBwfGiwYe+zw02Edg7cg4NFLlVVXidZhBrZWGky419by07SRdt5KlVNI8MRTzRObKV+mU SdqJ31TNrYmrw9ukTcMrlW/l8WnY9JthECG0m5k8mkMlf9MYV3dzUu5wHmS5v/sC+67nBHgpAuuF 7moq6TK0adKpBpPP1UjvNLBibnCt5w9qmD2Fdp7rUIV8V06auszA355N9y45sNaBtqm0dC7jQhbL C+lXV1LXeQJs3bRpNLpOIVrf6fp2uv88hixflb+Wy2UKx3hxvuGiccCuEFgvdFdYaAd7niWvY5C0 /0hk2QdZhVqir9NlfeJzP9fT7mMbiOUGqU356PLI2nE/PB/cYrmQrxfn8vnLb3J9+Vl++JM2LScy lfl6qEWu5NJQDL3kbi9P8tCa5PetXgnsAoG1I6nTej3+qawWmaqf9VPcNKdy+t0f1wGTxyA1Ohbp CbaBNAymvETIY0skx1EVV1cTaScnMpuuxEcv57//koJK+8PyiQj0fHHbsOni7EYI6aYVmf5uWoc8 5GZjOfhAExD7RGDt0Kaq8T41hfLSMT6F03zWSnv65zQNx6+aPAJ+c0TuIRo42yAYrwH+6K1jl4dJ uCbFnU77OTn5KPP5mYRuIb/+91+5eosi3UoDKd3LetUIJ5fLi01IlbOrjJfFKZ3ueQXLbWiXRQWB XSGwXujmYM7t0hwlsEIf0ngrLVwqyQOPUpd3p9XO44GTA2p4zeCb7V3eeCzDIKucF++q1KEe1sMa 0iYaQF5++ss/ckWlfU59uf16Kd1eZOnyiS+HcoDpqcd1FYq7m3/X19dpI7CwSwTWC5UP87Di0HWp mtP1qEgtojaFVB40WTdPf/r1tN43vx9+c/djGSpHIW/1lW2GMczyZZ2HPLirMpvxsUc4bpYOz2en 570DdonAwk6VgwD0Z2EfCCy8ylAPYBcILLzIfR3/DGvAPhBYAMwgsACYQWABMIPAws6MO9kZ9Y5d I7CwMwQU9o3AAmAGgQXADAILgBkEFgAzCCwAZhBYAMwgsACYQWABMIPAAmAGgQXADAILgBkEFgAz CCwAZhBYAMwgsACYQWABMIPAAmAGgQXADAILgBkEFgAzCCwAZhBYAMwgsACY8QqBtZIQnITgxTsv 3usJ7PT6ICGuxLt2/w8BwJvwCoHl0gk2q8rnnEpnCBbpupV0/VJmUwILwBE1CTdnBF6fybx8y5mC ARxVYMXo1lVWaQpmTdNKI82+7x7AG7L3wHKuSl9DCBJjLzFG8b4WnzqzdAOAY2kSxm0nu/ZZ9X0v 3tVS11OpK3+j6gKAoxjWoBWVblphlb4sADjacVhNXaejhRKr3CQkuAC8ZmBp31Tuj9KhCkupa91l kCgxtfai1BL6kJqCuf/Kp9BKlVbujn/pQwDwTrw4sIZDE4aXNZD0e902TcFB0xAADtYkLIF0o/Kq 8hHCYZgx9grAUVVYIeYmYF1VKcg0vHTTn4+DjQADsJfAKmEzDJ3SvCtNQKXhlPqsBr3qpXlYNv39 4W0AYGeBNQyr4eVhYHm/DayyVV7nEeZKa1yNEVYA9hJYw+ZcuXxf4JRm4Lj5BwCv1iQcNufG8nXu VmANg0ursWHIDYdEAMBeOt3vas7l8VfZtD1N22MIKwDPwYqjAMwgsACYQWABMIPAAmAGgQXADAIL gBkEFgAzCCwAZhBYAMwgsACYQWABMIPAAmAGgQXADAILgBkEFgAzCCwAZhBYAMwgsACYQWABMIPA AmAGgQXADAILgBkEFgAzCCwAZhBYAMwgsACYQWABMIPAAmAGgQXADAILgBkEFgAzCCwAZhBYAMwg sACYQWABMIPAAmAGgQXADAILgBkEFgAzCCwAZhBYAMwgsACYQWABMIPAAmAGgQXADAILgBkEFgAz CCwAZhBYAMwgsACYQWABMIPAAmAGgQXADAILgBkEFgCx4v95peqRsqqPpAAAAABJRU5ErkJggg==