Tools & Wizards About Us
burgess-shale.bc.ca screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

burgess-shale.bc.ca

Burgess Shale Geoscience Foundation - Guided Fossil Hikes - Yoho Park

Page Load Speed

6.7 sec in total

First Response

28 ms

Resources Loaded

6.1 sec

Page Rendered

566 ms

burgess-shale.bc.ca screenshot

About Website

Click here to check amazing Burgess Shale content for Canada. Otherwise, check out these important facts you probably never knew about burgess-shale.bc.ca

The Burgess Shale Geoscience Foundation guides hikes to the world famous fossils of the Burgess Shale. Guided by Geoscientists.

Visit burgess-shale.bc.ca

Key Findings

We analyzed Burgess-shale.bc.ca page load time and found that the first response time was 28 ms and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

burgess-shale.bc.ca performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

12/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value480 ms

60/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value8.2 s

40/100

10%

Network Requests Diagram

burgess-shale.bc.ca

28 ms

www.burgess-shale.bc.ca

355 ms

4f794.css

18 ms

css

76 ms

f5573.css

71 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 86% of them (37 requests) were addressed to the original Burgess-shale.bc.ca, 5% (2 requests) were made to Fonts.googleapis.com and 5% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (742 ms) belongs to the original domain Burgess-shale.bc.ca.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.0 kB (9%)

Content Size

1.6 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Burgess-shale.bc.ca main page is 1.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 101.2 kB

  • Original 122.8 kB
  • After minification 122.8 kB
  • After compression 21.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 101.2 kB or 82% of the original size.

Image Optimization

-3%

Potential reduce by 33.7 kB

  • Original 1.2 MB
  • After minification 1.2 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Burgess Shale images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 110 B

  • Original 122.5 kB
  • After minification 122.5 kB
  • After compression 122.4 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 126.7 kB
  • After minification 126.7 kB
  • After compression 126.7 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Burgess-shale.bc.ca has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 27 (73%)

Requests Now

37

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Burgess Shale. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

burgess-shale.bc.ca

burgess-shale.bc.ca

28 ms

www.burgess-shale.bc.ca

www.burgess-shale.bc.ca

355 ms

4f794.css

4f794.css

18 ms

css

css

76 ms

f5573.css

f5573.css

71 ms

9aabe.css

9aabe.css

40 ms

css

css

81 ms

b9bce.css

b9bce.css

35 ms

b3196.js

b3196.js

30 ms

js

js

156 ms

email-decode.min.js

email-decode.min.js

23 ms

846b2.js

846b2.js

33 ms

96ba5.js

96ba5.js

74 ms

ecd4c.js

ecd4c.js

73 ms

5beb1.js

5beb1.js

74 ms

1f873.js

1f873.js

73 ms

d52ed.js

d52ed.js

74 ms

63b1f.js

63b1f.js

74 ms

998c6.js

998c6.js

74 ms

6f25a.js

6f25a.js

75 ms

0d4b3.js

0d4b3.js

75 ms

6573f.js

6573f.js

74 ms

d1a6b.js

d1a6b.js

74 ms

65a29.js

65a29.js

75 ms

9f110.js

9f110.js

120 ms

e2b2b.js

e2b2b.js

121 ms

8d2a7.js

8d2a7.js

136 ms

76d15.js

76d15.js

122 ms

04d45.js

04d45.js

121 ms

1615d.js

1615d.js

121 ms

gtm.js

gtm.js

67 ms

Burgess-Shale-Walcott-Quarry-Approach.jpg

Burgess-Shale-Walcott-Quarry-Approach.jpg

583 ms

Burgess-Shale-Guide-at-Walcott-Quarry-px_480x320.jpg

Burgess-Shale-Guide-at-Walcott-Quarry-px_480x320.jpg

440 ms

Burgess-Shale-Trilobite-px_531x320.jpg

Burgess-Shale-Trilobite-px_531x320.jpg

438 ms

Burgess-Shale-Trilobite-at-Walcott-Quarry-px-1152x768-.jpg

Burgess-Shale-Trilobite-at-Walcott-Quarry-px-1152x768-.jpg

449 ms

Burgess-Shale-Guides-px-720x480-1.jpg

Burgess-Shale-Guides-px-720x480-1.jpg

448 ms

sidneyia-fossil-with-sidneyia-model-px_480x320.jpg

sidneyia-fossil-with-sidneyia-model-px_480x320.jpg

371 ms

Logo-Burgess-Shale-Geoscience-Foundation-linear-transparent-png-px_368x64.png

Logo-Burgess-Shale-Geoscience-Foundation-linear-transparent-png-px_368x64.png

600 ms

png-reverse-colour-transparent-linear.png

png-reverse-colour-transparent-linear.png

742 ms

UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfAZ9hjQ.ttf

UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfAZ9hjQ.ttf

18 ms

UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuI6fAZ9hjQ.ttf

UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuI6fAZ9hjQ.ttf

26 ms

fa-brands-400.woff

fa-brands-400.woff

238 ms

astra.woff

astra.woff

248 ms

Accessibility Review

burgess-shale.bc.ca accessibility score

89

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

burgess-shale.bc.ca best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

burgess-shale.bc.ca SEO score

98

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Burgess-shale.bc.ca can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Burgess-shale.bc.ca main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

burgess-shale.bc.ca

Open Graph data is detected on the main page of Burgess Shale. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: