Даниел Митев - 308 observed bird species
Симеон Гигов - 306 observed bird species
Strahil Peev - 279 observed bird species
Пенчо Пандъков - 259 observed bird species
Михаил Илиев - 250 observed bird species
Иван Пандъков - 247 observed bird species
Георги Герджиков - 236 observed bird species
Йордан Василев - 224 observed bird species
Ивайло Димчев - 216 observed bird species
Карина Иванова - 212 observed bird species
Dimitar Dimitrov - 204 observed bird species
Илияна Гигова - 147 observed bird species
Зоя Кондова - 134 observed bird species
Sergey Panayotov - 123 observed bird species
Десислава Стефанова - 122 observed bird species
Pavel Pavlov - 115 observed bird species
Вера Гайтанджиева - 83 observed bird species
Йордан Куцаров - 80 observed bird species
Силвия - 78 observed bird species
mobs - 76 observed bird species
gogo petrov - 75 observed bird species
Виктория Димитрова - 74 observed bird species
Петър Минчев - 73 observed bird species
Десимира - 60 observed bird species
Виктория Димитрова - 56 observed bird species
Силвия Дюлгерова - 55 observed bird species
Катерина Кавалджиева - 52 observed bird species
Теодора Койнова - 51 observed bird species
Liubka Kostadinova - 38 observed bird species
Александър Илиев - 35 observed bird species
Гергaнa Джaмбaзовa - 29 observed bird species
Елена Йоткова - 29 observed bird species
Владислав Тачев - 26 observed bird species
gallinula - 12 observed bird species
Georgi Dimitrov - 11 observed bird species
Людмила Стаменова - 11 observed bird species
Rostislav - 6 observed bird species
Борис Белчев - 5 observed bird species
Марин Куртев - 4 observed bird species
Николай Стоянов - 1 observed bird species