Publications, non-peer-reviewed

Ellis J, Schuchert P, Auber A, Baldo F, Bielli A, Bland B, Burns F, Chaves C, Cresson P, de Groote A, Denechaud C, Drewery J, Eidset E, Ellis J, Gillespie-Mules R, Haslob H, Ludwig KE, Neumann H, Sell AF, Wilhelms I, et al (2023) International Bottom Trawl Survey Working Group (IBTSWG). Copenhagen: ICES, v, 204 p, ICES Sci Rep 5(80), DOI:10.17895/ices.pub.23743989

https://literatur.thuenen.de/digbib_extern/dn067333.pdf

Wilhelms I (2013) Atlas of length-weight relationships of 93 fish and crustacean species from the North Sea and the North-East Atlantic. Hamburg: Johann Heinrich von Thünen-Institut, 552 p, Thünen Working Paper 12, DOI:10.3220/WP_12_2013

https://literatur.thuenen.de/digbib_extern/dn052688.pdf

Bucholtz RH, Tomkiewicz J, Vitale F, Dalskov J, Wilhelms I, Sell AF, Bland B, Gibb I, Power G (2008) Manual to determine gonadal maturity of North Sea cod (Gadus morhua L.) : draft. Copenhagen: ICES, 36 p

Bucholtz RH, Power G, Tomkiewicz J, Dalskov J, Wilhelms I, Sell AF (2008) Manual to determine gonadal maturity of North Sea haddock (Melanogrammus aeglefinus L.) : draft. Copenhagen: ICES, 30 p

Bucholtz RH, Tomkiewicz J, Dalskov J, Wilhelms I, Sell AF, Bland B, Vitale F, Gibb I, Power G (2008) Manual to determine gonadal maturity of North Sea saithe (Pollachius virens L.): report (draft). Copenhagen: ICES

Bucholtz RH, Power G, Tomkiewicz J, Dalskov J, Wilhelms I, Sell AF (2008) Manual to determine gonadal maturity of North Sea whiting (Merlangius merlangus L.) : draft. Copenhagen: ICES, 31 p

Ehrich S, Rätz H-J, Wilhelms I (2006) Raumordnung in der AWZ: Mittlere Anlandungen der deutschen und internationalen Fischereiflotten aus deutschen Nordseegewässern im Zeitraum von 2000 bis 2004. Inf Fischereiforsch 53:1-5, DOI:10.3220/Infn53_1-5_2006

https://literatur.thuenen.de/digbib_extern/dk039326.pdf