Publications from 2025
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Sprinkhanen in het agrarisch gebied van Zuid-Holland Article
Nieuwsbrief Saltabel, 6(1), 17-26.January 1991
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Sprinkhanen in Zuid-Friesland Article
Nieuwsbrief Saltabel, 6(1), 6-16.January 1991
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Inventaris en ekologie van de sprinkhanen en krekels van enkele kalkgraslanden te Yvoir, Han-sur-Lesse en Dinant (provincie Namen, België) Article
Nieuwsbrief Saltabel, 6(1), 1-5.January 1991
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Opmerkelijke waarnemingen Article
Nieuwsbrief Saltabel, 5(1), 25-25.January 1991
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Projecten Article
Nieuwsbrief Saltabel, 5(1), 23-24.January 1991
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Projecten Article
Nieuwsbrief Saltabel, 5(1), 22-22.January 1991
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Ex Libris Article
Nieuwsbrief Saltabel, 5(1), 22-22.January 1991
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Les Blattes en Wallonie (Dictyoptera) Article
Nieuwsbrief Saltabel, 5(1), 20-21.January 1991
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Tweevleugelige sprinkhaanparasieten; de Blaesoxipha’s (sensu lato; Diptera, Sarcophagidae) Article
Nieuwsbrief Saltabel, 5(1), 18-19.January 1991
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Immigranten van de Benelux Article
Nieuwsbrief Saltabel, 5(1), 16-17.January 1991
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Sprinkhanen in graslanden van het relatienotagebied Vechtdal Article
Nieuwsbrief Saltabel, 5(1), 10-15.January 1991
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Onderzoek tijdens sprinkhanensymposium ‘De Wijk’ 1990: B. Sprinkhanen in bermen rondom Boswachterij Staphorst Article
Nieuwsbrief Saltabel, 5(1), 3-9.January 1991
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Sprinkhanensymposium “Vierves-sur-Viroin” 1991 Article
Nieuwsbrief Saltabel, 5(1), 1-2.January 1991
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Kleine marges in natuurbeheer Article
Twirre, 2(5), 10-13.January 1991
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Natuurontwikkeling als complement Article
Twirre, 2(5), 6-10.January 1991
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Natuurbehoud: meer dan een paar natuurgebieden Article
Twirre, 2(5), 2-5.January 1991
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Voorwoord Article
Twirre, 2(5), 1-1.January 1991
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Nieuws Wielenwerkgroep Article
Twirre, 2(4), 16-16.January 1991
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Mededelingen van de Fryske Feriening foar Fjildbiology Article
Twirre, 2(4), 15-15.January 1991
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Opsporing verzocht! De Grote egelskop Article
Twirre, 2(4), 14-14.January 1991
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De Elzenzegge (Carex elongata L.) gevonden bij Olterterp Article
Twirre, 2(4), 13-14.January 1991
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Natuurbeleidsplan en vrijwilligerswerk Article
Twirre, 2(4), 12-13.January 1991
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Geïnfecteerd door Jac. P. Thijsse interview met Hans van de Bogert Article
Twirre, 2(4), 10-11.January 1991
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Vogelarchief Groote Wielen 1978-1987 Article
Twirre, 2(4), 1-9.January 1991
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Nieuws Wielenwerkgroep Article
Twirre, 2(3), 11-12.January 1991
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Mededelingen van de Fryske Feriening foar Fjildbiology Article
Twirre, 2(3), 9-10.January 1991
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Drie boeken over de plantenwereld van Nederland Article
Twirre, 2(3), 5-8.January 1991
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Wasmotten en hun verwanten in Friesland Article
Twirre, 2(3), 1-4.January 1991
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Nieuws Wielenwerkgroep Article
Twirre, 2(2), 19-20.January 1991
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Mededelingen van de Fryske Feriening foar Fjildbiology Article
Twirre, 2(2), 17-18.January 1991
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Broedvogels van het Ottema- Wiersma reservaat in 1990 Article
Twirre, 2(2), 15-16.January 1991
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Invasies Article
Twirre, 2(2), 13-15.January 1991
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Vleermuizen in Friesland Article
Twirre, 2(2), 8-12.January 1991
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De Zilveren maan in het Ottema-Wiersma reservaat en andere natuurgebieden in NO—Friesland Article
Twirre, 2(2), 1-7.January 1991
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Nieuws Wielenwerkgroep Article
Twirre, 2(1), 15-16.January 1991
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Mededelingen van de Fryske Feriening foar Fjildbiology Article
Twirre, 2(1), 14-15.January 1991
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Mossen-projekt Friesland Article
Twirre, 2(1), 11-13.January 1991
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Broedvogels van de boswachterij Gaasterland in 1989 Article
Twirre, 2(1), 7-10.January 1991
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Poetst Rottumeroog de plaat? Article
Twirre, 2(1), 1-6.January 1991
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Zeevogelliteratuur in 1989 Article
Sula, 5(6), 1-8.January 1991
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Registrated participants Article
Sula, 5(5), 51-52.January 1991
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Final discussion and concluding remarks Article
Sula, 5(5), 48-50.January 1991
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A case of seabird mortality in the Netherlands during the winter of 1988/1989 caused by a spillage of Nonylphenol and vegetable oils Article
Sula, 5(5), 47-48.January 1991
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Establishment of a ’European Beached Bird Survey’ Article
Sula, 5(5), 45-47.January 1991
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Harmful effects on birds of floating lipophilic substances discharged from ships Article
Sula, 5(5), 44-45.January 1991
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Discussion Article
Sula, 5(5), 42-43.January 1991
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Beached Bird Surveys and the assessment of total mortality in case of oil incidents Article
Sula, 5(5), 41-42.January 1991
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Opvangplan “olie-”vogels (1982) Article
Sula, 5(5), 37-40.January 1991
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Oiled Seabirds; more than just counting Article
Sula, 5(5), 36-37.January 1991
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Discussion Article
Sula, 5(5), 34-35.January 1991
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Enforcement of (international) regulations on the prevention of pollution of the seas by means of aerial surveillance Article
Sula, 5(5), 33-34.January 1991
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Oil identification for court evidence Article
Sula, 5(5), 29-32.January 1991
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Conservation uses of information on the distribution of seabirds at sea Article
Sula, 5(5), 28-29.January 1991
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North Sea Ministers Conference and Oiled Seabirds: from a Nature Policy point of view Article
Sula, 5(5), 27-28.January 1991
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Actions aimed at the elimination of illegal oil discharges – how to achieve this goal? Article
Sula, 5(5), 26-26.January 1991
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Discussion Article
Sula, 5(5), 24-25.January 1991
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Trends in the oil contamination of seabirds in the North Sea Article
Sula, 5(5), 22-23.January 1991
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The interpretation of data derived from Beached Bird Surveys: monitoring the impact of chronic oil pollution Article
Sula, 5(5), 19-21.January 1991
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Discussion Article
Sula, 5(5), 18-18.January 1991
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Investigations into the source of non-mineral oils in the feathers of seabirds Article
Sula, 5(5), 15-17.January 1991
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First analytical results of the EC-project “Oiled Seabirds”: Comparative investigations on oiled seabirds and oiled beaches in the Netherlands, Denmark, and the Federal Republic of Germany Article
Sula, 5(5), 12-14.January 1991
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Oil Pollution around Orkney and Shetland, 1976 – 1983 Article
Sula, 5(5), 6-11.January 1991
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Editorial Article
Sula, 5(5), 5-5.January 1991
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Foreword Article
Sula, 5(5), 3-4.January 1991
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Cetaceans and pinnipeds, September – November 1991 Article
Sula, 5(4), 167-168.January 1991
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Seabirds at sea, September – October 1991 Article
Sula, 5(4), 166-167.January 1991
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Seawatching, August – October 1991 Article
Sula, 5(4), 165-166.January 1991
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Beached Bird Surveys, September – November 1991 Article
Sula, 5(4), 165-165.January 1991
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Ruilabonnementen Article
Sula, 5(4), 162-164.January 1991
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Rubriek ’Recente Publicaties’ gedeeltelijk vervallen Article
Sula, 5(4), 161-161.January 1991
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Management of Island and Coastal Ecosystems in the Mediterranean: MEDMARAVIS Symposium (Sept 1992) Article
Sula, 5(4), 159-159.January 1991
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Dwergmeeuwen in augustus 1991: een rectificatie Article
Sula, 5(4), 158-158.January 1991
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Twee albatrossen voor de Nederlandse kust in oktober 1991 Article
Sula, 5(4), 157-158.January 1991
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Het tellen van Zwarte Zeeëenden Melanitta nigra voor de Nederlandse kust Article
Sula, 5(4), 154-157.January 1991
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De toestand in de Golf Article
Sula, 5(4), 149-154.January 1991
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Veel Aalscholvers Phalacrocorax carbo en Dwergsterns Sterna albifrons op Rottumeroog, in juli en augustus 1990 Article
Sula, 5(4), 146-149.January 1991
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Voedsel en fourageergebieden van broedende Zwartkopmeeuwen Larus melanocephalus in Zuidwest-Nederland Article
Sula, 5(4), 138-145.January 1991
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Verspreiding, voedsel en fourageergedrag van de Ivoormeeuw Pagophila eburnea rond West-Spitsbergen Article
Sula, 5(4), 125-137.January 1991
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Cetaceans and pinnipeds, June – August 1991 Article
Sula, 5(3), 123-124.January 1991
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Seabirds at sea, June – August 1991 Article
Sula, 5(3), 121-123.January 1991
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Seawatching, May – July 1991 Article
Sula, 5(3), 120-121.January 1991
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Beached Bird Surveys, June – August 1991 Article
Sula, 5(3), 120-120.January 1991
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Besprekingen Article
Sula, 5(3), 115-119.January 1991
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Technical workshop Beached Bird Surveys Article
Sula, 5(3), 113-113.January 1991
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Fourth International Seabird Group Conference, Glasgow 1992 Article
Sula, 5(3), 112-113.January 1991
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Oproep: Gegevens over Aalscholvers met kleurringen uit de Oostvaardersplassen Article
Sula, 5(3), 112-112.January 1991
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Beschermde gebieden Noordzee: een discussie Article
Sula, 5(3), 111-111.January 1991
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First results of colour-ringing Mediterranean Gulls Larus melanocephalus in the Netherlands Article
Sula, 5(3), 109-110.January 1991
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In 1991 ook Nederlandse visserij op Zilversmelt Argentina spp. Article
Sula, 5(3), 108-109.January 1991
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Avond- en ochtendvluchten van Kuhls Pijlstormvogels Calonectris diomedea borealis bij ZW Tenerife (Canarische Eilanden), begin mei 1991 Article
Sula, 5(3), 104-108.January 1991
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A case of seabird mortality in the Netherlands caused by spillage of nonylphenol and vegetable oils, winter 1988/89 Article
Sula, 5(3), 101-103.January 1991
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Influx van Kleine Alken Alle alle in Nederland in winter 1990/91 Article
Sula, 5(3), 92-100.January 1991
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Zeevogelbescherming in de Kaapverdische Eilanden Article
Sula, 5(3), 81-91.January 1991
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Cetaceans and pinnipeds, February – May 1991 Article
Sula, 5(2), 79-80.January 1991
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Seabirds at sea, Mar – May 1991 Article
Sula, 5(2), 78-79.January 1991
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Seawatching, Feb – Apr 1991 Article
Sula, 5(2), 77-78.January 1991
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Beached Bird Surveys, Mar – May 1991 Article
Sula, 5(2), 76-77.January 1991
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Besprekingen Article
Sula, 5(2), 75-75.January 1991
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Zeevogelliteratuur in 1988 Article
Sula, 5(2), 64-75.January 1991
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Historisch overzicht broedende zeevogels in Nederland Article
Sula, 5(2), 63-63.January 1991