OOIR: Observatory of International Research

Papers

(The TQCC of Ardea is 4. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-06-01 to 2026-06-01.)

Article	Citations
Prioritizing Conservation and Research Effort for Poorly Known Species: The Buttonquails (Turnicidae) as a Study Case	20
A Successful Mixed Brood between Eurasian Nuthatches Sitta europaea and Eurasian Blue Tits Cyanistes caeruleus	19
The Fortunes of Migratory Birds from Eurasia: Being on a Tightrope in the Sahel	16
Dads on Duty: First Account of Nest Sitting in Barnacle Ganders	14
Factors influencing roost use by Short-toed Treecreepers Certhia brachydactyla at urban sites	14
Autumn Migration of a Juvenile Hybrid of Red and Black Kite (Milvus milvus × M. migrans)	13
Decline in the Numbers of Eurasian Oystercatchers Haematopus ostralegus on the Exe Estuary Special Protection Area	12
Foreword	12
To See, Hear and Speak: How Counts of Birds in Individual Trees Help Address the Environmental Causes of the Sahel	11
Molecular Methods to Study Great Cormorant Feeding Ecology	11
Studies of Food Ecology of Great Cormorant Phalacrocorax carbo in Relation to Water Transparency Require System-Adjusted Data: An Example from Two Polish Reservoirs	10
Reducing Fish Losses to Great Cormorants Using Artificial Fish Refuges: Refining Refuge Deployment Strategies	10
Granivorous Birds in the Sahel: Is Seed Supply Limiting Bird Numbers?	9
Distribution and Numbers of Arboreal Birds between the Hyper-Arid Sahara and the Hyper-Humid Guinea Forests	9
The Diet of the West African Crested Tern Unveiled by an Analysis of Otoliths Collected Over 20 Years along Its Main Breeding Sites	9
Ornithology from the Lakeshore	8
Incubation Before Clutch Completion Predicts Incubation Time and Hatching Asynchrony in the Blue Tit Cyanistes Caeruleus	8
Dynamics of Naïve White Storks Ciconia Ciconia Migrating at the Central European Migratory Divide during 1947–2018	8
Unexpected Alliances: Same-Sex Parenting in the Black-Vented Shearwater	8
The Gap of Chad, a Dearth of Migratory Birds in the Central Sahel	7
Migrations, Destinations and Breeding of Eurasian Curlews Numenius arquata arquata that Spend the Non-Breeding Season in Northern Scotland	6
Conspecific Density as a Driver of Offspring Body Condition in Three Cormorant Colonies in Denmark	6
Expanding East: Great Cormorants Phalacrocorax carbo Thriving in the Eastern Baltic and Gulf of Finland	6
First Record of an ‘Ino’ Colour Aberration in the European Pied Flycatcher Ficedula hypoleuca	6
Seasonal Shifts in Habitat Choice of Birds in the Sahel and the Importance of ‘Refuge Trees’ for Surviving the Dry Season	6

The Effect of Different Mammalian Predator Management Regimes on the Reproductive Success of Black-Tailed Godwits Limosa limosa limosa	6
Migration Patterns and Recorded Emigration of the Great Cormorant Phalacrocorax carbo sinensis in the Largest French Colony of Lac de Grand-Lieu: Density-Dependent Factors Operating at Different Time	5
Breeding Biology of the Chilean Elaenia Elaenia chilensis, a Long-Distance Migratory Passerine in South America	5
Selection by Birds of Shrub and Tree Species in the Sahel	5
Key Habitat Factors of Breeding Birds in Agricultural Hedgerow Landscapes in East-Fryslân, the Netherlands, in European Perspective – Ecological Evaluation and Relation to Agri-Environmental Schemes	5
Fine-Scale Spatial Variation in Eurasian Kestrel Falco tinnunculus Diet in Southern England Revealed from Indirect Prey Sampling and Direct Stable Usotope Analysis	5
Foraging Ecology of Red-Billed Tropicbirds on Saba, Caribbean Netherlands, during Early Chick-Rearing	4
Male-Specific Territoriality and Use of Specific Calls during the Non-Breeding Season in the Polygynous Eurasian Wren Troglodytes troglodytes	4
Social Hierarchy within Communal Foraging Flocks of Great Cormorants Phalacrocorax carbo as Reflected by Differences in Prey Composition and Food Intake at the Roost	4
On the Wintering Ecology of Montagu's Harriers in West Africa: Itinerancy in Relation to Varying Annual Environmental Conditions	4