Adam obtained a Bachelor of Science (Honours, 1st Class) in 1988 at the  University of Canterbury, New Zealand. He has held both government and  industry positions as a fisheries scientist and p articipated in (New Zealand) National Fisheries Research Planning Groups and Stock Assessment Working Groups, including Inshore, Pelagic, Hoki, Snapper, Middle Depths, and Deepwater.

Adam began as an independent contractor in 1998, largely working on behalf of the NZ Seafood Industry Council, but also working on Ministry of Fisheries contracts under sub-contract to NIWA Ltd, Trophia Ltd, and Sanford Ltd. His core areas of expertise have included the design and implementation of sampling programmes, the analysis of catch and effort data, fisheries stock assessment and policy advice for a wide range of fisheries, from deepwater target trawl fisheries to small inshore longline and trawl fisheries.

Adam is currently Principal Fisheries Scientist (Stock Assessment and Modelling) for the Oceanic Fisheries Programme, of the Secretariat of the Pacific Community, and is based in Noumea, New Caledonia.

Francis, M.P, Langley, A.D. and Gilbert, D.J. 1995: Snapper recruitment in the Hauraki Gulf. N.Z. Fisheries Assessment Research Document.

Langley, A.D. 1992: Analysis of silver warehou catch and effort data from the west coast South Island hoki fishery (SWA 1). New Zealand Fisheries Assessment Research Document 92/7.

Langley, A.D. 1992: Market sampling of hoki from the Cook Strait fishery, 1988–91. MAF Fisheries Greta Point Internal Report No. 182. 25p.

Langley, A.D. 1993: Spawning dynamics of hoki within the Hokitika Canyon. New Zealand Fisheries Technical Report No. 34. 29p.

Langley, A.D. 1993: The distribution of juvenile snapper within the Auckland Fishery Management Area. Northern Fisheries Region Internal Report No. 13. 33p. 

Langley, A.D.  1994: Summary results from the Auckland Fishery Management Area R.V. Kaharoa trawl survey programme for the main commercial finfish species (excluding snapper) 1982–93. Northern Region Internal Report No. 18. 98 p.  

Langley, A.D. 1994: Trawl survey of snapper and associated species in the Hauraki Gulf, November 1992 (KAH9212). Northern Fisheries Region Internal Report No 20. 40p.

Langley, A.D. 1994: Trawl survey of snapper and associated species in the Hauraki Gulf, November 1993 (KAH9311). Northern Fisheries Region Internal Report No 21. 40p.

Langley, A.D. 1995: Trawl survey of snapper and associated species in the Hauraki Gulf, October–November 1994 (KAH9411). Draft New Zealand Fisheries Data Report.

Langley, A.D. 1995: Trawl survey of snapper and associated species on the west coast of the North Island, October 1994 (KAH9410). New Zealand Fisheries Data Report.

Langley, A.D. 1995: Analysis of commercial catch and effort data from the gemfish (SKI 1) trawl fishery, 1988–89 to 1993–94. New Zealand Fisheries Assessment Research Document.

Langley, A.D. 1995: Analysis of commercial catch and effort data from the QMA 2 alfonsino-bluenose trawl fishery, 1989–94. New Zealand Fisheries Assessment Research Document.

Langley, A.D. 2001: Length and age composition of trevally in commercial landings from TRE 1 and TRE 7, 1999–2000. New Zealand Fisheries Assessment Report 2001/42. 32 p.

Langley, A.D. 2001: Summary of biological data collected from the Exploratory Fishing Areas by The Orange Roughy Management Company Limited during the 1999–2000 fishing year. New Zealand Fisheries Assessment Report 2001/57 . 48 p.

Langley, A.D. 2001: Summary of black oreo, smooth oreo, and orange roughy biological data collected from the OEO 3A fishery during the 1999–2000 fishing year. New Zealand Fisheries Assessment Report 2001/47 . 19 p.

Langley, A.D. 2001: Summary of catch and effort data from the SQU 1J, SQU 1T, and SQU 6T fisheries for 1989–90 to 1999–2000 fishing year. New Zealand Fisheries Assessment Report 2001/51 . 45 p.

Langley, A.D. 2001: The analysis of ELE 3 catch and effort data from the RCO 3 target trawl fishery, 1989–90 to 1999–2000 fishing year. New Zealand Fisheries Assessment Report 2001/66 . 33 p.

Langley, A.D. 2001: Summary of biological data collected by the ling longline logbook programme, 1994–95 to 1999–2000 fishing year. New Zealand Fisheries Assessment Report 2001/71 . 37 p.

Langley, A.D. and Anderson, F. 1998: Sampling the length and age composition of EMA 1 blue mackerel catches from the 1997–98 target purse-seine fishery. Sanford Limited report. 19 p.

Langley, A.D., Dunn, A. and Ballara, S.L. 2001: Determination of CPUE indices from catch and effort data for hoki (Macruronus novaezelandiae) for the 1986–87 to 1998–99 fishing years. New Zealand Fisheries Assessment Report 2001/49 . 70 p.

Langley, A.D., Hartill, B. and Walsh, C. 1993: Summary of the northern gemfish (SKI 1) trawl fishery, 1989–92. Northern Fisheries Region Internal Report No. 14. 39 p.

Langley, A.D.; Walker, N. 2002: CPUE analysis of the southeast South Island BAR 1 fishery, 1989–90 to 1999–2000. New Zealand Fisheries Assessment Report 2002/11 . 28 p.