zoekresultaten

Lutra 61-1 2018

Contents / Inhoud North Sea cetacean research since the 1960s: advances and gaps Peter G.H. Evans Research Papers / Artikelen Chris Smeenk, 1942-2017 Sim Broekhuizen, Kees Camphuysen, Bauke Hoekstra & Vincent van Laar Review of sperm whale ( Physeter macrocephalus ) strandings around the North Sea

Lutra 61(1)_Smeenk_2018

A chronological review of the nomenclature of Delphinus rostratus Shaw, 1801 and Delphinus bredanensis (Lesson, 1828) A chronological review is provided, elucidating the intertwined nomenclature of Delphinus rostratus Shaw 1801 and Delphinus bredanensis Lesson, 1828. Based on this review, Delphinus

Lutra 61(1)_Kinze_2018

A case for Tursiops tursio (Gunnerus, 1768) Since about 1903 Tursiops truncatus (Montagu, 1821) has gradually replaced Tursiops tursio (Fabricius, 1780) as the scientific name for the bottlenose dolphin. In 1903, American cetologist Frederick W. True (1858- 1914) had rejected Danish scholar Otto

Lutra 61(1)_Leopold et al_2018

From nought to 100 in no time: how humpback whales ( Megaptera novaeangliae) came into the southern North Sea The humpback whale ( Megaptera novaeangliae) has a cosmopolitan distribution: it occurs in all oceans and in many seas. Remarkably, the species was missing from the southern North Sea until

Lutra 61(1)_IJsseldijk et al_2018

Spatiotemporal trends in white-beaked dolphin strandings along the North Sea coast from 1991–2017 The white-beaked dolphin ( Lagenorhynchus albirostris) is an endemic species in the North Sea with an estimated population of around 36,000 individuals. Recently, concerns have been raised among

Lutra 61(1)_Weel et al_2018

Feeding behaviour of harbour porpoises ( Phocoena phocoena) in the Ems estuary Passive acoustic monitoring (PAM) was used to study the occurrence and distribution of feeding behaviour of harbour porpoises ( Phocoena phocoena) in the Ems estuary, on the border between the Netherlands and Germany

Lutra 61(1)_Geelhoed & Scheidat_2018

Abundance of harbour porpoises ( Phocoena phocoena) on the Dutch Continental Shelf, aerial surveys 2012-2017 The harbour porpoise ( Phocoena phocoena) is the most abundant marine mammal species in Dutch waters. Aerial surveys along predesigned track lines in 2012-2017 provided density and abundance

Lutra 61(1)_Haelters et al_2018

Strandings of cetaceans in Belgium from 1995 to 2017 It is a tradition that regular overviews are published of strandings of cetaceans. The last overviews for Belgium covered the period 1975 to 1989 and 1990 to 1994. This overview deals with strandings between 1995 and 2017. Along the short Belgian

Lutra 61(1)_Kinze et al_2018

Cetacean stranding records along the Danish coastline: records for the period 2008-2017 and a comparative review For the period 2008-2017, finds of stranded cetaceans along the Danish coastline are listed and reviewed in comparison to the preceding 40-year period (1968-2007). The harbour porpoise (

Lutra 61(1)_Pierce et al_2018

Analysis of historical and recent diet and strandings of sperm whales ( Physeter macrocephalus) in the North Sea The increasing frequency of sperm whale ( Physeter macrocephalus) strandings during the winter in the North Sea has resulted in many theories about why this phenomenon occurs. Using a

Lutra 61(1)_Smeenk & Evans_2018

Review of sperm whale ( Physeter macrocephalus) strandings around the North Sea Young adult male sperm whales ( Physeter macrocephalus) undergo extensive nomadic movements to high latitudes. Although an oceanic species favouring deep waters, on occasions they enter the North Sea from the eastern

Lutra 61(1)_Broekhuizen et al_In Memoriam Chris Smeenk_2018

Chris Smeenk - 1942-2017 On 23 March 2017, Chris (Christiaan) Smeenk, aged 74 years, passed away in Leiden. He was born on 6 July 1942, in ‘Oost- en West-Souburg’, a small community near Vlissingen at Walcheren (Zeeland, in the Dutch delta area). After he graduated from gymnasium-α, in 1961, Chris

Lutra 61(1)_Evans_preface_2018

North Sea cetacean research since the 1960s: advances and gaps In the 1960s, our knowledge of cetaceans in the North Sea depended largely upon strandings schemes that existed in the countries that surround the southern North Sea, particularly the UK (Fraser 1974, Sheldrick 1976, 1989, Sheldrick et

Kijk op Exoten 26

Kijk op Exoten, nummer 26, januari 2019 De nieuwsbrief Kijk op Exoten is het communicatiemiddel dat alle projectpartners gezamenlijk inzetten om vrijwilligers en professionals in Nederland te informeren over exoten. Nieuwe bestrijdingsstrategie muskusratten? Daan Bos (Altenburg en Wymenga) & Dolf