Atlas Halieutique

Compost-Fertilizer

Valorisation Option Factsheet

Product description

Compost can be defined as organic matter, similar to the humic substances of the soil that is stabilized through an aerobic decomposition process carried out by several microorganisms (fungi, bacteria, actinomyces...).

  The general composition of compost is:

  • % Humidity : 30-40 %
  • C/N ratio: < 20
  • % Organic Matter (OM): > 35 %
  • Granulometry: 90 % particles Ø < 25mm
  • Stones and gravel Ø>5mm, less than 5 %
  • Impurities Ø>2mm: less than 3 %

Product application

Compost has the following main uses:

  • Agricultural and residential: soil amendment, fertilizer supplement, top dressing for pasture and hay crop maintenance, fertilizer substitute, mulch for fruit trees.
  • Commercial: soil amendment for turf establishment, landscape planting and beds, potting mix component, peat substitute, topsoil substitute, fertilizer supplement.
  • Municipal: landfill cover materials, topsoil for road and construction work, soil amendment, mulch for landscape planting.

Raw materials

All species and all parts of fish can be used (whole fish or fish by‐products).

  Fish by products need to be crushed and mixed with other substrates. Compost from fish usually consists of fish waste, saw dust, wood bark ships and is covered with leaf compost to make a compost pile.

Feasibility



Process Yield

Technology maturity

Value of Product

Potential Market

Production cost

Competing Companies

Simplified process Scheme




Citation :

Factsheet Compost-Fertilizer, Author(s) : Bruno Iñarra, Carlos Bald, Marta Cebrian


Bruno Iñarra, Carlos Bald, Marta Cebrian (2017). DiscardLess WP6.2 Evaluation of the different valorisation alternatives prioritized from the technical, market, regulatory and socio-economic perspective.
http://www.discardless.eu/Valorisation_module