🇦🇺 Free-to-play browser casual estuary simulation. No in-app purchases required. Game points have no monetary value.
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Hobart Field Station v2.4

Derwent Estuary Survey Simulator

Deploy survey probes into the Derwent River currents, manage energy pools, and log protected marine specimens along Hobart's historic waterfront.

Active Field Shift 0 / 3 Specimens

Log 3 distinct Derwent estuary specimens (Abalone Shell, River Trout, Kelp Frond) to complete the current survey shift.

ENERGY POOL 1,000 pts
DEPLOY COST 10 pts
CATCH STREAK 0
TOTAL SCORE 0 pts

Qelustavi Estuary Survey

Click below to start river probe operations in Hobart's Derwent Estuary.

Deploy Cost:

Field Survey Log

Live Feed
[00:00] Station initialized at 77 Elizabeth St, Hobart. Ready for survey deployment.
Instructions

How to Conduct the Survey

Master the Derwent River currents and retrieve protected specimens with precise timing.

01

Manage Energy Pool

Each probe deployment deducts energy points. Choose your deploy cost (5, 10, or 25 pts) based on target depth and rarity.

02

Time Your Probe Drop

Click 'Drop Probe' or press Spacebar when the probe aligns with drifting estuary specimens in the river current.

03

Log Protected Species

Successfully retrieve Abalone Shells, River Trout, and Kelp Fronds to accumulate survey scores and complete your shift.

Fauna Guide

Protected Estuary Specimens

Key biological indicators monitored in the Derwent River ecosystem survey.

Abalone Shell
Benthic Mollusc

Abalone Shell

Haliotis rubra inhabit rocky reefs throughout the Derwent estuary, valued for nacre luster and ecological filtering.

River Trout
Pelagic Teleost

River Trout

Oncorhynchus mykiss navigate freshwater inflows and tidal mixing zones near Hobart's upper estuary reaches.

Kelp Frond
Marine Flora

Giant Kelp Frond

Macrocystis pyrifera canopy forests provide essential nursery habitats across Tasmanian coastal waters.

Technical Standards

High-Performance HTML5 Canvas Simulation

Engineered with native HTML5 Canvas 2D context rendering, optimized frame loops, and responsive event handling. Operates entirely client-side without external plugins or backend latency.

  • ✓ Zero-latency physics collision detection
  • ✓ Adaptive responsive scaling for mobile & desktop
  • ✓ Strict CSP & privacy compliance under Australian Privacy Principles
Estuary Survey Hero