Five Biology Education Department students of YSU observed bird diversity and relative species abundance along Bekol savana and Bama beach in Baluran National Park (18/12/14). They are Jalu Prianggodo, Nurrohman Eko P. Ariani Anugrah P. , Eky Rakhmawati, and Dian Larasati.
“The diurnal bird observation was held from 10 to 12 a.m. and 1 to 5 p.m. which covered ± 3 Kilometers in length. We employed encounter rates method by exploring and counting any birds we saw. Then, we tabulated the data according to Lowen’s relative species abundance and analyzed them descriptively.
“The observation shows that there are 39 kinds of bird out of 26 families which include 11 endangered ones, namely Woolly-nacked Stork (Ciconia episcopus), Crested Serpent Eagle (Spilornis chella), Changeable Hawk-eagle (Spizaetus cirrhatus), Peregrine Falcon (Falco peregrinus), Collared Kingfisher (Todirhamphus chloris), Cerulean Kingfisher (Alcedo coerulescens), Green Peafowl (Pavo muticus), Olive-backed Sunbird (Nectarinia jugularis), Oriental Pied Hornbill (Anthracoceros albirostris) and Black-winged Starling (Acridotheres melanopterus),” Jalu said.
According to the relative abundance distribution, there are 10 kinds of bird commonly found along Bekol to Bama beach, namely Spilornis cheela, Pycnonotus goiavier, Pycnonotus aurigaser, Streptopelia chinenesis, Streptopelia bitorquata, Geopelia striata, Ducula aenea, Collocalia linchi, Anthracoceros albirostris dan Sturnus melanopterus.
Ariani explained that there are were also 20 most frequently noticed birds, namely Ciconia episcopus, Nisaetus cirrhatus, Halcyon chloris, Hirundo striolata, Hirundo rustica, Pericrocotus cinnamomeus, Lalage nigra, Gallus varius, Pavo muticus, Aegithina tiphia, Anthus novaeseelandiae, Parus major, Cinnyris jugularis, Corvus enca, Dicrurus macrocercus, Megalaima haemacephala, Orthotomus sepium, Lanius schach, Merops leschenaultia dan Alcedo coerulescens.
“Under the uncommon category, we found 9 kinds of bird, namely Nisaetus cirrhatus, Accipiter sp, Falco peregrinus, Chloropsis cochinchinensis, Picus puniceus, Dendrocopos macei, Phylloscopus borealis, Chalcophaps indica dan Malacocincla sepiarium,” she added. (witono)