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PCLake within DELWAQ A case study of Lake Tai-Hu, China

Michel Jeuken & Annette Janssen

Shanghai

Wuxi

~2250 km2

Primary Producers

Algal Bloom

Macrophytes

NA

1960’s 2007

outflow inflow Pl/b Fish

Pisc. Birds; Human Herb. birds

Zooplankton

Detritus

Algae

Algae

Zoobenthos

Inorg. matter

P, N, Si

P, N, Si

Transparency

O2

-

-

-

Inorg. matter

Subm. plants

Pred. Fish

Organic matter

reaeration

production

oxygen demand

predation

predation

uptake uptake

uptake

grazing

grazing

(habitat)

settling/ resusp.

settling/resusp.

feeding denitr.

mort.

mineralisation

mort.

sorption

diffusion

load

mineralisation

mort.

outflow

PCLake

inflow

Delft3D 4 Using DELWAQ

Database Approach Towards Modelling

C++ ACSL

DUFLOW R

Grind for Matlab

….

DELWAQ

Example: Lotka-Volterra

Model.asc Model.F90

FORTRAN ASCII

outflow

PCLake

inflow

Delft3D 4 Using DELWAQ

Preliminary results

To Conclude

PCLake PCDitch

Mooij, W. M., et al. (2014). "Serving many at once: how a Database Approach Towards Modelling (DATM) can create unity in dynamical ecosystem modelling." Environmental Modelling & Software.