Acrocephalus 23 (110-111): 53 49 – 59, 2002 this note went to the Medvedce reservoir SE of Pragersko (NE Slovenia) to count birds. While counting ducks, we spotted a female Smew Mergellus albellus on the other side of the reservoir, from where it suddenly took off. I followed it as long as possible. A few moments later I noticed a strange silhouette in the air, and with the aid of my binoculars I realised that the Smew had just been caught by a Peregrine Falcon. It landed in a nearby field, where he killed the Smew, removed its feathers and began to gorge on it. We saw that it was an immature Peregrine Falcon. Full of excitement we left it alone with its lunch. The Peregrine Falcon’s diet has not been researched so far in Slovenia, but according to Glutz von Blotzheim & Bauer [Glutz von Blotzheim, U.N., K. Bauer & E. Bezzel (1971): Handbuch der Vögel Mitteleuropas. Bd. 4. Akadem. Verlagsgesellschaft, Wiesbaden] the Anatidae ducks can constitute up to 1% of its diet, sometimes even up to 20%. Dejan Bordjan, Ul. 8.februarja 50, SI-2204 Miklav` na Dravskem polju, Slovenija, e-mail: dejanonih@email.si Sokol selec Falco peregrinus Peregrine Falcon – two individuals observed near Vrbje fishpond (NE Slovenia) on June 26th 2001 Dne 26.6.2001 sva se s prijateljem Sandijem odpravila na ribnik Vrbje. @e pred prihodom sva na cesti opazila divjo grlico Streptopelia turtur, ki se je prehranjevala z zrnjem, raztresenem po cesti. Ko sva pri{la do ribnika, sva si najprej ogledala ptice, plavajo~e na vodi. Na{tela sva okoli 100 lisk Fulica atra in 10 zelenonogih tukalic Gallinula chloropus. Na nebu sva videla nekaj sivih vran Corvus corone cornix, kanj Buteo buteo in postovko Falco tinnuncullus. Nad ribnik sta kmalu priletela tudi dva (2) sokola selca. Dvajset minut sta v zraku uganjala bliskovite manevre. Domnevam, da bi lahko gnezdila v opu{~enem kamnolomu nekaj kilometrov stran. Primo` Sedminek, Podlog 33a, SI-3311 [empeter, Slovenija Moko` Rallus aquaticus Water Rail – calls of a single individual heard on June 14th and 16th 1998 at Mali Plac near Bevke (Ljubljansko barje, C Slovenia); according to the habitat and the available data, the author suspects that the Water Rail could have bred in the area. Med nabiranjem herbarija sem 14. in 16.6.1998 na Malem placu pri Bevkah sli{ala kruljenje moko`a. Mali plac je ostanek nekdaj obse`nej{ega visokega barja in je sedaj v veliki meri porasel z vodnimi in mo~virskimi rastlinami (vodna perunika Iris pseudacorus, {irokolistni rogoz Typha latifolia, {a{i Carex spp., lo~ki Juncus spp., le~e Lens sp., pokon~ni je`ek Sparganium erectum, ipd.), med katerimi so si spletle gnezda {tevilne mlakarice Anas platyrhynchos, mali ponirki Tachybaptus ruficollis in zelenonoge tukalice Gallinula chloropus. Pravega {oti{~a z rosikami Drosera spp., munci Eriophorum spp. in mahovnicami Oxycoccus spp. je le {e za vzorec, saj vanj silijo krhlike Frangula alnus in breze Betula pendula. Glede na datum in primerni, razmeroma mirni habitat je seveda mo`na tudi moko`ova gnezditev. Katarina Denac, Gorki~eva 14, SI-1000 Ljubljana, Slovenija, e-mail: katarina.senegacnik@guest.arnes.si Grahasta tukalica Porzana porzana Spotted Crake – observation of a single individual on Bajer pond near Zalo{~e (SW Slovenia), August 27th 2001 Bil je 27.8.2001, ko sem se zjutraj ob 7.00 uri odpravil k tako imenovanemu Bajerju pri Zalo{~ah. Upal sem, da bom lahko spet opazoval kozico Gallinago gallinago, ki sva jo dan prej tu videla s Toma`em Bercetom, vendar se mi je nasmehnila druga sre~a. Imel sem prilo`nost opazovati grahasto tukalico. Sprva sem pomislil, da opazujem mladostni osebek zelenonoge tukalice, ki jih je v Bajerju kakih 4 do 5, a ptica je bila preve~ temno obarvana. Podrepje je bilo v celoti bele barve, medtem ko ima zelenonoga tukalica bele barve le v obliki polkroga. Grahasta tukalica je bila verjetno le na selitvi, kajti prej je tod {e nisem opazil, vendar pa gnezditev tudi ni izklju~ena. Podatek je zanimiv, saj atlas gnezdilk [Geister, I. (1995): Ornitolo{ki atlas Slovenije. DZS, Ljubljana] grahaste tukalice kot gnezdilke za JZ Slovenijo ne omenja. Erik [inigoj, [inigojska ul. 5, SI-5294 Dornberk, Slovenija Sloka Scolopax rusticola Woodcock – spring and autumn observations in a continuous Dinaric beech forest with fir Omphalodo- Fagetum s. lat. on Mt. Krim (C Slovenia). In spring (March 29th 1997), one individual was observed flying over a small clearing at an altitude of 780 m a.s.l. In the autumn (November 2nd 2000), two ex. were frightened away at 760 and 940 m a.s.l. in a continuous forest habitat. O sloki slovenski ornitologi ne vemo kaj dosti, predvsem zaradi njenega skoraj neopaznega na~ina `ivljenja. Medtem ko smo se, ve~inoma po zaslugi Petra Trontlja, nekako spoznali z odkrivanjem sloke v gnezditvenem obdobju, teritorialnimi leti samcev v mraku, pa nam je selitveno obdobje {e vedno tuje. O jesenskem pojavljanju sloke na selitvi so ve~ino podatkov v preteklih obdobjih zbrali lovci [Sovinc, A. (1994): Zimski ornitolo{ki atlas. Tehni{ka zalo`ba Slovenije, Ljubljana], sicer pa ve~ina ornitolo{kih opa`anj zadeva le naklju~na sre~anja. Jeseni se z Daretom Fekonjo navadno odpraviva pregledovat gnezdilnice po Krimskem hribovju. Tako je bilo tudi 2. 11. 2000. Acrocephalus 110 - 111.qxd 19.12.2002 11:02 Page 53 54 Iz ornitolo{ke bele`nice / From the ornithological notebook Presene~enje naju je ~akalo na Krimu, saj sva v eni izmed gnezdilnic za koza~o Strix uralensis naletela na koza~ina peresa, medtem ko je vhod druge, ta je bila namenjena koconogemu ~uku, zazidal brglez Sitta europaea. Med pregledovanjem gnezdilnic sva na dveh mestih spla{ila sloko. Prvi~ na nadmorski vi{ini 760 m, drugi~ na 940 m, obakrat v strnjenem bukovem gozdu z jelko Omphalodo-Fagetum s. lat. Sloke, ki jih poznamo kot gnezdilko vla`nih gozdov [Geister, I. (1995): Ornitolo{ki atlas Slovenije. DZS, Ljubljana], na seltvi o~itno zaidejo tudi v vi{e le`e~e dinarske gozdove, kjer je prst dovolj mehka za njihov na~in prehranjevanja. Ali v tem okolju tudi gnezdi, pa ni znano. V tej povezavi je zanimiv tudi podatek o ve~ernem opazovanju sloke 29.3.1997, ko se je osebek spreletel nad manj{o poseko v bli`ini hriba Strmec na nadmorski vi{ini okoli 780 m. Sklepam, da je Krim pomembna postaja tudi na spomladanski selitvi teh ptic. Al Vrezec, Pra`akova 11, SI-1000 Ljubljana, Slovenija, e-mail: al.vrezec@uni-lj.si Rjavi galeb Larus fuscus Lesser Black–backed Gull – 1 ad. at Medvedce reservoir on May 1st 2002 SE of Pragersko (NE Slovenia) Skupaj z Nado Labus in Cvetko Markholt smo se dne 1.5.2002 odpeljali na Medvedce JV od Pragerskega pre{tevat vodne ptice. Bili smo sredi pogovora, ko sem v zraku opazil nekaj ve~jega in svetlega. V pri~akovanju rumenonogega galeba sem pogledal proti ptici. Galeb je vsekakor bil, vendar je imel zgornjo stran peruti skoraj ~rno in glede na velikost ni mogel biti kaj drugega kot odrasel osebek rjavega galeba. Vsi smo ga tega dne prvi~ videli, zato smo si ga ogledali {e posebej natan~no. Galeb je samo zdolgo~aseno dvakrat zakro`il nad nami in odjadral proti jugu. Dejan Bordjan, Ul.8.februarja 50, SI-2204 Miklav`, Slovenija, e-mail: dejanonih@email.si Ural Owl Strix uralensis Koza~a – v gnezdilnici na Krimu smo 11.6.2002 na{li vale~o samico na treh jajcih. Z metodo 24-urnega snemanja z IR kamero smo `eleli registrirali prinose hrane mladi~em. Opravili smo dva snemalna dneva. 1.7.2002 je okoli 21.40 priletela samica, 4.7.2002 pa je gnezdilnico ob 21.00 obiskal par. Obakrat je bila gnezdilnica obiskana le enkrat v no~i. 8.7.2002 smo pogledali vanjo in ugotovili, da je gnezdo propadlo. Kljub temu pa je par {e vedno obiskoval in nadzoroval gnezdilni prostor. In Slovenia, the Ural Owl breeds in nest boxes very rarely, for in spite of a number of boxes placed in the forests in which this species breeds with certainty, only a single case of box nesting has been established so far, i.e. on Mt. Kum [Bo`i~, I.A. (2000): Ural Owl Strix uralensis. Acrocephalus 21 (98-99): 95]. In 1997, three nest boxes were placed on Mt. Krim near Ljubljana for this bird. Although periodically checked, no breeding was confirmed in them. In 2002, however, a Ural Owl’s nest was discovered in a nest box near Srednji hrib on Mt. Krim at an altitude of 800 m in the standing growth of Omphalodo-Fagetum s. lat. within otherwise dominant forest association. In the box placed on a beech Fagus sylvatica some eight metres from the ground we found, on June 11th 2002, a female sitting on three eggs. Towards the evening of the same day, a male and a female were heard calling near the box, which is quite characteristic of these birds during the incubation period [Lundberg, A. (1980): Vocalizations and courtship feeding of the Ural Owl Strix uralensis. Ornis Scandinavica 11: 65-70]. In the next 10 days, we periodically monitored the events in the box without disturbing the brooding female. The eggs and the female were observed for the last time on June 24th 2002. In order to evaluate the Ural Owl’s activities, we wished to monitor the events around the nest box and to register the male and the female bringing food to their young. To avoid the disturbing factor of human presence, which could possibly affect the birds’ activities, we opted for the method of 24hour shooting with IR film camera, placing it some six metres from the box to cover its entrance as well as the nearest branch (see photograph). The first trial shooting took place on June 27th 2002, but to our surprise no Ural Owl appeared at the nest box. At 21.40 hrs of July 1st, however, the female landed on the box’s opening, stuck her head inside for some 10 seconds, continuously calling at the same time. We were surprised, however, that in the ensuing hours the box was not revisited. On July 7th 2002, the shooting was repeated, and at about 21.00 hrs the male and the female appeared at the box. The female again stuck her head into the opening and then flew away, and a few minutes later the male looked into it as well (see photograph). The entire visit lasted about five minutes, the only one in that particular night. We presumed that there were just hatched young in the box, which would mean that the frequency of food being brought to the box Acrocephalus 110 - 111.qxd 19.12.2002 11:02 Page 54